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CVE-2022-48687

Public on 2024-05-03
Modified on 2024-05-18
Description

In the Linux kernel, the following vulnerability has been resolved: ipv6: sr: fix out-of-bounds read when setting HMAC data. The SRv6 layer allows defining HMAC data that can later be used to sign IPv6 Segment Routing Headers. This configuration is realised via netlink through four attributes: SEG6_ATTR_HMACKEYID, SEG6_ATTR_SECRET, SEG6_ATTR_SECRETLEN and SEG6_ATTR_ALGID.

Severity
Medium
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CVSS v3 Base Score
5.5
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 1 kernel 2022-09-30 02:41 ALAS-2022-1636
Amazon Linux 2 - Core kernel 2022-09-30 07:04 ALAS2-2022-1852
Amazon Linux 2 - Kernel-5.10 Extra kernel 2022-09-30 07:10 ALAS2KERNEL-5.10-2022-020
Amazon Linux 2 - Kernel-5.15 Extra kernel 2022-09-30 07:10 ALAS2KERNEL-5.15-2022-008
Amazon Linux 2 - Kernel-5.4 Extra kernel 2022-09-30 07:10 ALAS2KERNEL-5.4-2022-036

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H