Access of Uninitialized Pointer Affecting kernel package, versions <0:4.18.0-477.55.1.el8_8


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-RHEL8-KERNEL-6751167
  • published1 May 2024
  • disclosed3 Nov 2022

Introduced: 3 Nov 2022

CVE-2022-42895  (opens in a new tab)
CWE-824  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel to version 0:4.18.0-477.55.1.el8_8 or higher.
This issue was patched in RHSA-2024:2621.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel package and not the kernel package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

There is an infoleak vulnerability in the Linux kernel's net/bluetooth/l2cap_core.c's l2cap_parse_conf_req function which can be used to leak kernel pointers remotely. We recommend upgrading past commit  https://github.com/torvalds/linux/commit/b1a2cd50c0357f243b7435a732b4e62ba3157a2e https://www.google.com/url

CVSS Scores

version 3.1