SUSE SLES12 Security Update : kernel (SUSE-SU-2023:2232-1)

high Nessus Plugin ID 176058

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2232-1 advisory.

The SUSE Linux Enterprise 12 SP4 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

- CVE-2023-2483: Fixed a use after free bug in emac_remove due caused by a race condition (bsc#1211037).
- CVE-2023-2124: Fixed an out of bound access in the XFS subsystem that could have lead to denial-of- service or potentially privilege escalation (bsc#1210498).
- CVE-2023-1670: Fixed a use after free in the Xircom 16-bit PCMCIA Ethernet driver. A local user could use this flaw to crash the system or potentially escalate their privileges on the system (bsc#1209871).
- CVE-2017-5753: Fixed spectre V1 vulnerability on netlink (bsc#1209547).
- CVE-2017-5753: Fixed spectre vulnerability in prlimit (bsc#1209256).
- CVE-2020-36691: Fixed a denial of service (unbounded recursion) vulnerability via a nested Netlink policy with a back reference (bsc#1209613 bsc#1209777).
- 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-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-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128).
- CVE-2023-0590: Fixed race condition in qdisc_graft() (bsc#1207795).
- CVE-2023-0597: Fixed lack of randomization of per-cpu entry area in x86/mm (bsc#1207845).
- 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-2023-1118: Fixed a use-after-free bugs caused by ene_tx_irqsim() in media/rc (bsc#1208837).
- 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-2023-1611: Fixed an use-after-free flaw in btrfs_search_slot (bsc#1209687).
- CVE-2023-1855: Fixed an use-after-free flaw in xgene_hwmon_remove (bsc#1210202).
- CVE-2023-1989: Fixed an use-after-free flaw in btsdio_remove (bsc#1210336).
- CVE-2023-1990: Fixed an use-after-free flaw in ndlc_remove (bsc#1210337).
- CVE-2023-1998: Fixed an use-after-free flaw during login when accessing the shost ipaddress (bsc#1210506).
- CVE-2023-2162: Fixed an use-after-free flaw in iscsi_sw_tcp_session_create (bsc#1210647).
- 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/uetooth/hci_conn.c (bsc#1209052).
- CVE-2023-28772: Fixed buffer overflow in seq_buf_putmem_hex in lib/seq_buf.c (bsc#1209549).
- CVE-2023-30772: Fixed race condition and resultant use-after-free in da9150_charger_remove (bsc#1210329).

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.

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 176058

File Name: suse_SU-2023-2232-1.nasl

Version: 1.6

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 5/18/2023

Updated: 9/25/2025

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:S/C:P/I:N/A:P

CVSS Score Source: CVE-2021-4203

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

CVSS Score Source: CVE-2023-28464

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:kernel-default-man, p-cpe:/a:novell:suse_linux:cluster-md-kmp-default, p-cpe:/a:novell:suse_linux:ocfs2-kmp-default, p-cpe:/a:novell:suse_linux:dlm-kmp-default, p-cpe:/a:novell:suse_linux:kernel-syms, p-cpe:/a:novell:suse_linux:kernel-source, p-cpe:/a:novell:suse_linux:kernel-default-base, p-cpe:/a:novell:suse_linux:drbd, p-cpe:/a:novell:suse_linux:kernel-macros, p-cpe:/a:novell:suse_linux:kernel-default-devel, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:kernel-default-kgraft-devel, p-cpe:/a:novell:suse_linux:kgraft-patch-4_12_14-95_125-default, p-cpe:/a:novell:suse_linux:kernel-default, p-cpe:/a:novell:suse_linux:kernel-devel, p-cpe:/a:novell:suse_linux:kernel-default-kgraft, p-cpe:/a:novell:suse_linux:gfs2-kmp-default, p-cpe:/a:novell:suse_linux:drbd-kmp-default

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/6/2023

Vulnerability Publication Date: 1/3/2018

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2017-5753, CVE-2020-36691, CVE-2021-3923, CVE-2021-4203, CVE-2022-20567, CVE-2022-43945, CVE-2023-0394, CVE-2023-0590, CVE-2023-0597, CVE-2023-1076, CVE-2023-1095, CVE-2023-1118, CVE-2023-1390, CVE-2023-1513, CVE-2023-1611, CVE-2023-1670, CVE-2023-1855, CVE-2023-1989, CVE-2023-1990, CVE-2023-1998, CVE-2023-2124, CVE-2023-2162, CVE-2023-23454, CVE-2023-23455, CVE-2023-28328, CVE-2023-28464, CVE-2023-28772, CVE-2023-30772

SuSE: SUSE-SU-2023:2232-1

Detections

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