<p>Upgrade <code>Rocky-Linux:8</code> <code>kernel-debuginfo-common-x86_64</code> to version 0:4.18.0-372.9.1.el8 or higher.<br>This issue was patched in <code>RLSA-2022:1988</code>.</p>

Integer Overflow or Wraparound Affecting kernel-debuginfo-common-x86_64 package, versions <0:4.18.0-372.9.1.el8

Threat Intelligence

0.05% (16^th percentile)

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Snyk ID SNYK-ROCKY8-KERNELDEBUGINFOCOMMONX8664-3193731
published 5 Jan 2023
disclosed 2 Oct 2021

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Introduced: 2 Oct 2021

CVE-2021-41864 Open this link in a new tab CWE-190 Open this link in a new tab

How to fix?

Upgrade Rocky-Linux:8 kernel-debuginfo-common-x86_64 to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in RLSA-2022:1988.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-debuginfo-common-x86_64 package and not the kernel-debuginfo-common-x86_64 package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

prealloc_elems_and_freelist in kernel/bpf/stackmap.c in the Linux kernel before 5.14.12 allows unprivileged users to trigger an eBPF multiplication integer overflow with a resultant out-of-bounds write.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Local
Attack Complexity (AC)

Low
Privileges Required (PR)

Low
User Interaction (UI)

None

Scope (S)

Unchanged

Confidentiality (C)

High
Integrity (I)

High
Availability (A)

High

Integer Overflow or Wraparound Affecting kernel-debuginfo-common-x86_64 package, versions <0:4.18.0-372.9.1.el8

Severity

Based on Rocky Linux security rating