An update of the linux package has been released.

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6030-1 advisory.

    It was discovered that the Traffic-Control Index (TCINDEX) implementation in the Linux kernel contained a     use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash)     or possibly execute arbitrary code. (CVE-2023-1281)

    It was discovered that the System V IPC implementation in the Linux kernel did not properly handle large     shared memory counts. A local attacker could use this to cause a denial of service (memory exhaustion).
    (CVE-2021-3669)

    It was discovered that a use-after-free vulnerability existed in the SGI GRU driver in the Linux kernel. A     local attacker could possibly use this to cause a denial of service (system crash) or possibly execute     arbitrary code. (CVE-2022-3424)

    Ziming Zhang discovered that the VMware Virtual GPU DRM driver in the Linux kernel contained an out-of-     bounds write vulnerability. A local attacker could use this to cause a denial of service (system crash).
    (CVE-2022-36280)

    It was discovered that the infrared transceiver USB driver did not properly handle USB control messages. A     local attacker with physical access could plug in a specially crafted USB device to cause a denial of     service (memory exhaustion). (CVE-2022-3903)

    Hyunwoo Kim discovered that the DVB Core driver in the Linux kernel did not properly perform reference     counting in some situations, leading to a use- after-free vulnerability. A local attacker could use this     to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-41218)

    It was discovered that the network queuing discipline implementation in the Linux kernel contained a null     pointer dereference in some situations. A local attacker could use this to cause a denial of service     (system crash). (CVE-2022-47929)

    Jos Oliveira and Rodrigo Branco discovered that the prctl syscall implementation in the Linux kernel did     not properly protect against indirect branch prediction attacks in some situations. A local attacker could     possibly use this to expose sensitive information. (CVE-2023-0045)

    It was discovered that a use-after-free vulnerability existed in the Advanced Linux Sound Architecture     (ALSA) subsystem. A local attacker could use this to cause a denial of service (system crash).
    (CVE-2023-0266)

    Kyle Zeng discovered that the IPv6 implementation in the Linux kernel contained a NULL pointer dereference     vulnerability in certain situations. A local attacker could use this to cause a denial of service (system     crash). (CVE-2023-0394)

    It was discovered that the Human Interface Device (HID) support driver in the Linux kernel contained a     type confusion vulnerability in some situations. A local attacker could use this to cause a denial of     service (system crash). (CVE-2023-1073)

    It was discovered that a memory leak existed in the SCTP protocol implementation in the Linux kernel. A     local attacker could use this to cause a denial of service (memory exhaustion). (CVE-2023-1074)

    Kyle Zeng discovered that the ATM VC queuing discipline implementation in the Linux kernel contained a     type confusion vulnerability in some situations. An attacker could use this to cause a denial of service     (system crash). (CVE-2023-23455)

    It was discovered that the RNDIS USB driver in the Linux kernel contained an integer overflow     vulnerability. A local attacker with physical access could plug in a malicious USB device to cause a     denial of service (system crash) or possibly execute arbitrary code. (CVE-2023-23559)

    Lianhui Tang discovered that the MPLS implementation in the Linux kernel did not properly handle certain     sysctl allocation failure conditions, leading to a double-free vulnerability. An attacker could use this     to cause a denial of service or possibly execute arbitrary code. (CVE-2023-26545)

    Wei Chen discovered that the DVB USB AZ6027 driver in the Linux kernel contained a null pointer     dereference when handling certain messages from user space. A local attacker could use this to cause a     denial of service (system crash). (CVE-2023-28328)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6134-1 advisory.

    It was discovered that the Traffic-Control Index (TCINDEX) implementation in the Linux kernel did not     properly perform filter deactivation in some situations. A local attacker could possibly use this to gain     elevated privileges. Please note that with the fix for this CVE, kernel support for the TCINDEX classifier     has been removed. (CVE-2023-1829)

    It was discovered that the Traffic-Control Index (TCINDEX) implementation in the Linux kernel contained a     use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash)     or possibly execute arbitrary code. (CVE-2023-1281)

    It was discovered that the OverlayFS implementation in the Linux kernel did not properly handle copy up     operation in some conditions. A local attacker could possibly use this to gain elevated privileges.
    (CVE-2023-0386)

    It was discovered that some AMD x86-64 processors with SMT enabled could speculatively execute     instructions using a return address from a sibling thread. A local attacker could possibly use this to     expose sensitive information. (CVE-2022-27672)

    Zheng Wang discovered that the Intel i915 graphics driver in the Linux kernel did not properly handle     certain error conditions, leading to a double-free. A local attacker could possibly use this to cause a     denial of service (system crash). (CVE-2022-3707)

    Haowei Yan discovered that a race condition existed in the Layer 2 Tunneling Protocol (L2TP)     implementation in the Linux kernel. A local attacker could possibly use this to cause a denial of service     (system crash). (CVE-2022-4129)

    It was discovered that the network queuing discipline implementation in the Linux kernel contained a null     pointer dereference in some situations. A local attacker could use this to cause a denial of service     (system crash). (CVE-2022-47929)

    It was discovered that the NTFS file system implementation in the Linux kernel contained a null pointer     dereference in some situations. A local attacker could use this to cause a denial of service (system     crash). (CVE-2022-4842)

    Kyle Zeng discovered that the IPv6 implementation in the Linux kernel contained a NULL pointer dereference     vulnerability in certain situations. A local attacker could use this to cause a denial of service (system     crash). (CVE-2023-0394)

    Jordy Zomer and Alexandra Sandulescu discovered that syscalls invoking the do_prlimit() function in the     Linux kernel did not properly handle speculative execution barriers. A local attacker could use this to     expose sensitive information (kernel memory). (CVE-2023-0458)

    Jordy Zomer and Alexandra Sandulescu discovered that the Linux kernel did not properly implement     speculative execution barriers in usercopy functions in certain situations. A local attacker could use     this to expose sensitive information (kernel memory). (CVE-2023-0459)

    It was discovered that the Human Interface Device (HID) support driver in the Linux kernel contained a     type confusion vulnerability in some situations. A local attacker could use this to cause a denial of     service (system crash). (CVE-2023-1073)

    It was discovered that a memory leak existed in the SCTP protocol implementation in the Linux kernel. A     local attacker could use this to cause a denial of service (memory exhaustion). (CVE-2023-1074)

    It was discovered that the TLS subsystem in the Linux kernel contained a type confusion vulnerability in     some situations. A local attacker could use this to cause a denial of service (system crash) or possibly     expose sensitive information. (CVE-2023-1075)

    It was discovered that the Reliable Datagram Sockets (RDS) protocol implementation in the Linux kernel     contained a type confusion vulnerability in some situations. An attacker could use this to cause a denial     of service (system crash). (CVE-2023-1078)

    Xingyuan Mo discovered that the x86 KVM implementation in the Linux kernel did not properly initialize     some data structures. A local attacker could use this to expose sensitive information (kernel memory).
    (CVE-2023-1513)

    It was discovered that the NFS implementation in the Linux kernel did not properly handle pending tasks in     some situations. A local attacker could use this to cause a denial of service (system crash) or expose     sensitive information (kernel memory). (CVE-2023-1652)

    It was discovered that a race condition existed in the io_uring subsystem in the Linux kernel, leading to     a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system     crash) or possibly execute arbitrary code. (CVE-2023-1872)

    It was discovered that the Android Binder IPC subsystem in the Linux kernel did not properly validate     inputs in some situations, leading to a use- after-free vulnerability. A local attacker could use this to     cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2023-20938)

    It was discovered that the ARM64 EFI runtime services implementation in the Linux kernel did not properly     manage concurrency calls. A local attacker could use this to cause a denial of service (system crash) or     possibly execute arbitrary code. (CVE-2023-21102)

    It was discovered that a use-after-free vulnerability existed in the iSCSI TCP implementation in the Linux     kernel. A local attacker could possibly use this to cause a denial of service (system crash).
    (CVE-2023-2162)

    Lianhui Tang discovered that the MPLS implementation in the Linux kernel did not properly handle certain     sysctl allocation failure conditions, leading to a double-free vulnerability. An attacker could use this     to cause a denial of service or possibly execute arbitrary code. (CVE-2023-26545)

    It was discovered that the NET/ROM protocol implementation in the Linux kernel contained a race condition     in some situations, leading to a use- after-free vulnerability. A local attacker could use this to cause a     denial of service (system crash) or possibly execute arbitrary code. (CVE-2023-32269)

    Duoming Zhou discovered that a race condition existed in the infrared receiver/transceiver driver in the     Linux kernel, leading to a use-after- free vulnerability. A privileged attacker could use this to cause a     denial of service (system crash) or possibly execute arbitrary code. (CVE-2023-1118)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2405 advisory.

    This update for the Linux Kernel 5.3.18-150200_24_126 fixes several issues.

    The following security issues were fixed:

    - CVE-2023-28464: Fixed user-after-free that could lead to privilege escalation in hci_conn_cleanup in     net/uetooth/hci_conn.c (bsc#1211111).
    - CVE-2023-1989: Fixed a use after free in btsdio_remove (bsc#1210500).
    - CVE-2023-1872: Fixed a use after free vulnerability in the io_uring subsystem, which could lead to local     privilege escalation (bsc#1210417).
    - CVE-2023-1281: Fixed use after free that could lead to privilege escalation in tcindex (bsc#1209683).
    - CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create (bsc#1210662).
    - CVE-2023-0461: Fixed use-after-free in icsk_ulp_data (bsc#1208911).
    - CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc#1207188).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:1848-1 advisory.

    The SUSE Linux Enterprise 15 SP1 kernel was updated to receive various security and bugfixes.

    The following security bugs were fixed:

    - CVE-2017-5753: Fixed spectre V1 vulnerability on netlink (bsc#1209547).
    - CVE-2017-5753: Fixed spectre vulnerability in prlimit (bsc#1209256).
    - CVE-2021-3923: Fixed stack information leak vulnerability that could lead to kernel protection bypass in     infiniband RDMA (bsc#1209778).
    - CVE-2021-4203: Fixed use-after-free read flaw that was found in sock_getsockopt() in net/core/sock.c due     to SO_PEERCRED and SO_PEERGROUPS race with listen() (bsc#1194535).
    - CVE-2022-20567: Fixed use after free that could lead to a local privilege escalation in pppol2tp_create     of l2tp_ppp.c (bsc#1208850).
    - CVE-2023-0394: Fixed a null pointer dereference flaw in the network subcomponent in the Linux kernel     which could lead to system crash (bsc#1207168).
    - CVE-2023-0590: Fixed race condition in qdisc_graft() (bsc#1207795).
    - CVE-2023-1076: Fixed incorrect UID assigned to tun/tap sockets (bsc#1208599).
    - CVE-2023-1095: Fixed a NULL pointer dereference in nf_tables due to zeroed list head (bsc#1208777).
    - CVE-2023-1281: Fixed use after free that could lead to privilege escalation in tcindex (bsc#1209634).
    - CVE-2023-1390: Fixed remote DoS vulnerability in tipc_link_xmit() (bsc#1209289).
    - CVE-2023-1513: Fixed an uninitialized portions of the kvm_debugregs structure that could be copied to     userspace, causing an information leak (bsc#1209532).
    - CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc#1207036).
    - CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type     confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid     classification results) (bsc#1207125).
    - CVE-2023-28328: Fixed a denial of service issue in az6027 driver in drivers/media/usb/dev-usb/az6027.c     (bsc#1209291).
    - CVE-2023-28464: Fixed user-after-free that could lead to privilege escalation in hci_conn_cleanup in     net/bluetooth/hci_conn.c (bsc#1209052).
    - CVE-2023-28772: Fixed buffer overflow in seq_buf_putmem_hex in lib/seq_buf.c (bsc#1209549).


Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4126 advisory.

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with     extremely high determinism requirements.

    Security Fix(es):

    * kernel: net/ulp: use-after-free in listening ULP sockets (CVE-2023-0461)

    * kernel: tcindex: use-after-free vulnerability in traffic control index filter allows privilege     escalation (CVE-2023-1281)

    * kernel: remote DoS in TIPC kernel module (CVE-2023-1390)

    * kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege     escalation (CVE-2023-32233)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

    Bug Fix(es):

    * kernel-rt: update RT source tree to the RHEL-8.2.z27 source tree (BZ#2209127)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:4255 advisory.

    The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with     extremely high determinism requirements.

    Security Fix(es):

    * kernel: tcindex: use-after-free vulnerability in traffic control index filter allows privilege     escalation (CVE-2023-1281)

    * kernel: netfilter: use-after-free in nf_tables when processing batch requests can lead to privilege     escalation (CVE-2023-32233)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

    Bug Fix(es):

    * kernel-rt: update RT source tree to the latest RHEL-8.4z18 Batch (BZ#2209986)

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Published	Updated	Severity
203573	Photon OS 5.0: Linux PHSA-2023-5.0-0009	Nessus	PhotonOS Local Security Checks	7/23/2024	8/20/2025	high
174457	Ubuntu 18.04 LTS : Linux kernel (Qualcomm Snapdragon) vulnerabilities (USN-6030-1)	Nessus	Ubuntu Local Security Checks	4/19/2023	8/27/2024	high
176616	Ubuntu 20.04 LTS : Linux kernel (Intel IoTG) vulnerabilities (USN-6134-1)	Nessus	Ubuntu Local Security Checks	6/2/2023	7/4/2025	high
176959	SUSE SLES15: kernel-livepatch-5_3_18-150200_24_126-default / etc (SUSE-SU-2023:2405)	Nessus	SuSE Local Security Checks	6/8/2023	6/25/2026	high
174373	SUSE SLES15: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2023:1848-1)	Nessus	SuSE Local Security Checks	4/15/2023	6/25/2026	high
178422	RHEL 8 : kernel-rt (RHSA-2023:4126)	Nessus	Red Hat Local Security Checks	7/18/2023	11/7/2024	high
178765	RHEL 8 : kernel-rt (RHSA-2023:4255)	Nessus	Red Hat Local Security Checks	7/25/2023	11/7/2024	high

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