QID 356921

Date Published: 2024-01-16

QID 356921: Amazon Linux Security Advisory for kernel-livepatch : ALAS2023LIVEPATCH-2023-022

X86: kvm: svm: always update the x2avic msr interception (cve-2023-5090) a heap out-of-bounds write vulnerability in the linux kernel's linux kernel performance events (perf) component can be exploited to achieve local privilege escalation. if perf_read_group() is called while an event's sibling_list is smaller than its child's sibling_list, it can increment or write to memory locations outside of the allocated buffer. we recommend upgrading past commit 32671e3799ca2e4590773fd0e63aaa4229e50c06. (
( CVE-2023-5717) a use-after-free vulnerability in the linux kernel's netfilter: nf_tables component can be exploited to achieve local privilege escalation. the function nft_trans_gc_catchall did not remove the catchall set element from the catchall_list when the argument sync is true, making it possible to free a catchall set element many times. we recommend upgrading past commit 93995bf4af2c5a99e2a87f0cd5ce547d31eb7630. (
( CVE-2023-6111)

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

CVSS V3 rated as High - 7.8 severity.

CVSS V2 rated as Medium - 5.4 severity.

Solution

Please refer to Amazon advisory: ALAS2023LIVEPATCH-2023-022 for affected packages and patching details, or update with your package manager.

Vendor References

ALAS2023LIVEPATCH-2023-022 - alas.aws.amazon.com/AL2023/ALASLIVEPATCH-2023-022.html

CVEs related to QID 356921

CVE-2023-5090 | CVE-2023-5717 | CVE-2023-6111 |

Software Advisories

Advisory ID	Software	Component	Link
ALAS2023LIVEPATCH-2023-022	amazon linux 2023		alas.aws.amazon.com/AL2023/ALASLIVEPATCH-2023-022.html

By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].