ALAS2LIVEPATCH-2022-079

Related Vulnerabilities: CVE-2022-1966  

A use-after-free vulnerability was found in the Linux kernel's Netfilter subsystem in net/netfilter/nf_tables_api.c. This flaw allows a local attacker with user access to cause a privilege escalation issue. (CVE-2022-1966)

ALAS2LIVEPATCH-2022-079


Amazon Linux 2 Security Advisory: ALASLIVEPATCH-2022-079
Advisory Release Date: 2022-06-30 22:29 Pacific
Advisory Updated Date: 2022-07-15 00:58 Pacific
Severity: Important
References: CVE-2022-1966 

Issue Overview:

A use-after-free vulnerability was found in the Linux kernel's Netfilter subsystem in net/netfilter/nf_tables_api.c. This flaw allows a local attacker with user access to cause a privilege escalation issue. (CVE-2022-1966)


Affected Packages:

kernel-livepatch-5.10.109-104.500


Issue Correction:
Please ensure you have live patching enabled.
Run yum update kernel-livepatch-5.10.109-104.500 to update your system.

New Packages:
aarch64:
    kernel-livepatch-5.10.109-104.500-1.0-3.amzn2.aarch64
    kernel-livepatch-5.10.109-104.500-debuginfo-1.0-3.amzn2.aarch64

src:
    kernel-livepatch-5.10.109-104.500-1.0-3.amzn2.src

x86_64:
    kernel-livepatch-5.10.109-104.500-1.0-3.amzn2.x86_64
    kernel-livepatch-5.10.109-104.500-debuginfo-1.0-3.amzn2.x86_64