Out-of-bounds Read Affecting perf6.12-debuginfo package, versions <1:6.12.77-99.140.amzn2023


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.11% (2nd percentile)

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  • Snyk IDSNYK-AMZN2023-PERF612DEBUGINFO-17409245
  • published23 Jun 2026
  • disclosed9 Jun 2026

Introduced: 9 Jun 2026

CVE-2026-46329  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 perf6.12-debuginfo to version 1:6.12.77-99.140.amzn2023 or higher.
This issue was patched in ALAS2023-2026-1543.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf6.12-debuginfo package and not the perf6.12-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

erofs: handle end of filesystem properly for file-backed mounts

I/O requests beyond the end of the filesystem should be zeroed out, similar to loopback devices and that is what we expect.

CVSS Base Scores

version 3.1