Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close proximity.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain
    circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable
    memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close
    proximity. (CVE-2023-34320)

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Cortex-A77 cores (r0p0 and r1p0) are affected by erratum 1508412 where software, under certain     circumstances, could deadlock a core due to the execution of either a load to device or non-cacheable     memory, and either a store exclusive or register read of the Physical Address Register (PAR_EL1) in close     proximity. (CVE-2023-34320)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote host is affected by the vulnerability described in GLSA-202409-10 (Xen: Multiple Vulnerabilities)

    Multiple vulnerabilities have been discovered in Xen. Please review the CVE identifiers referenced below     for details.

Tenable has extracted the preceding description block directly from the Gentoo 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 Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-04473fc41e advisory.

    update to xen-4.16.5 which includes     x86/AMD: Speculative Return Stack Overflow [XSA-434, CVE-2023-20569]     x86/Intel: Gather Data Sampling [XSA-435, CVE-2022-40982]     remove patches now included upstream

    ----

    arm: Guests can trigger a deadlock on Cortex-A77 [XSA-436, CVE-2023-34320]     (#2228238)

    ----

    bugfix for x86/AMD: Zenbleed [XSA-433, CVE-2023-20593]

    ----

    x86/AMD: Zenbleed [XSA-433, CVE-2023-20593]

Tenable has extracted the preceding description block directly from the Fedora 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 Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2023-0d6aa10621 advisory.

    arm: Guests can trigger a deadlock on Cortex-A77 [XSA-436, CVE-2023-34320]     (#2228238)

    ----

    bugfix for x86/AMD: Zenbleed [XSA-433, CVE-2023-20593]

    ----

    x86/AMD: Zenbleed [XSA-433]     omit OCaml 5 patch on fc38

Tenable has extracted the preceding description block directly from the Fedora 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	Severity
424734	Alpine: multiple xen packages: security update to 4.17.1-r5	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
424734	Alpine: multiple xen packages: security update to 4.17.1-r5	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
227273	Linux Distros Unpatched Vulnerability : CVE-2023-34320	Nessus	Misc.	medium
207559	GLSA-202409-10 : Xen: Multiple Vulnerabilities	Nessus	Gentoo Local Security Checks	high
408157	Alpine: xen: security update to 4.17.1-r5	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
408157	Alpine: xen: security update to 4.17.1-r5	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
407851	Alpine: xen: security update to 4.17.1-r4	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
407851	Alpine: xen: security update to 4.17.1-r4	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
407842	Alpine: xen: security update to 4.16.4-r3	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
407842	Alpine: xen: security update to 4.16.4-r3	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
407823	Alpine: xen: security update to 4.15.4-r3	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
407823	Alpine: xen: security update to 4.15.4-r3	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
180203	Fedora 37 : xen (2023-04473fc41e)	Nessus	Fedora Local Security Checks	critical
179379	Fedora 38 : xen (2023-0d6aa10621)	Nessus	Fedora Local Security Checks	critical

Detections

Analytics

CVE-2023-34320

medium

Tenable Plugins

medium

medium

medium

high

medium

medium

medium

medium

medium

medium

medium

medium

critical

critical