Out-of-bounds Read Affecting bootc package, versions <1.10.0-r5


Severity

Recommended
0.0
critical
0
10

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Threat Intelligence

EPSS
0.29% (21st percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-BOOTC-16169739
  • published23 Apr 2026
  • disclosed24 Apr 2026

Introduced: 23 Apr 2026

CVE-2026-41677  (opens in a new tab)
CWE-125  (opens in a new tab)
CWE-1284  (opens in a new tab)

How to fix?

Upgrade Chainguard bootc to version 1.10.0-r5 or higher.

NVD Description

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

rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.9.0 to before 0.10.78, the *_from_pem_callback APIs did not validate the length returned by the user's callback. A password callback that returns a value larger than the buffer it was given can cause some versions of OpenSSL to over-read this buffer. OpenSSL 3.x is not affected by this. This vulnerability is fixed in 0.10.78.

CVSS Base Scores

version 3.1