Heap-based Buffer Overflow Affecting clamav1.5-lib-debuginfo package, versions <0:1.5.2-1.amzn2023.0.2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.17% (7th percentile)

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  • Snyk IDSNYK-AMZN2023-CLAMAV15LIBDEBUGINFO-17416830
  • published23 Jun 2026
  • disclosed14 May 2026

Introduced: 14 May 2026

CVE-2026-44662  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 clamav1.5-lib-debuginfo to version 0:1.5.2-1.amzn2023.0.2 or higher.
This issue was patched in ALAS2023-2026-1870.

NVD Description

Note: Versions mentioned in the description apply only to the upstream clamav1.5-lib-debuginfo package and not the clamav1.5-lib-debuginfo package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

rust-openssl provides OpenSSL bindings for the Rust programming language. From 0.10.0 to before 0.10.79, CipherCtxRef::cipher_update, CipherCtxRef::cipher_update_vec, and symm::Crypter::update incorrectly sized output buffers when used with AES key-wrap-with-padding ciphers (EVP_aes_{128,192,256}_wrap_pad). For a non-multiple-of-8 input, OpenSSL writes up to 7 bytes past the end of the caller's buffer or Vec, producing attacker-controllable heap corruption when the plaintext length is attacker-influenced. This only impacts users using AES key-wrap-with-padding ciphers. This vulnerability is fixed in 0.10.79.

CVSS Base Scores

version 3.1