QID 354385

Date Published: 2022-12-21

QID 354385: Amazon Linux Security Advisory for kernel : ALAS2022-2022-125

A flaw was found in hw.
Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions. (
( CVE-2022-29900) a flaw was found in hw.
Non-transparent sharing of branch predictor targets between contexts in some intel(r) processors may potentially allow an authorized user to enable information disclosure via local access. (
( CVE-2022-29901) the linux kernel before 5.18.13 lacks a certain clear operation for the block starting symbol (.bss).
This allows xen pv guest os users to cause a denial of service or gain privileges. (
( CVE-2022-36123)

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 Low - 2.1 severity.

Solution

Please refer to Amazon advisory: ALAS2022-2022-125 for affected packages and patching details, or update with your package manager.

Vendor References

ALAS2022-2022-125 - alas.aws.amazon.com/AL2022/ALAS-2022-125.html

CVEs related to QID 354385

CVE-2022-36123 | CVE-2022-29900 | CVE-2022-29901 |

Software Advisories

Advisory ID	Software	Component	Link
ALAS2022-2022-125	amazon linux 2022		alas.aws.amazon.com/AL2022/ALAS-2022-125.html

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