Amazon Linux 2 Security Advisory: ALAS2-2026-3169
Advisory Released Date: 2026-02-19
Advisory Updated Date: 2026-02-19
FAQs regarding Amazon Linux ALAS/CVE Severity
Writing large, newline-free data into a BIO chain using the line-buffering filter where the next BIO performs short writes can trigger a heap-based out-of-bounds write. (CVE-2025-68160)
When using the low-level OCB API directly with AES-NI or other hardware-accelerated code paths, inputs whose length is not a multiple of 16 bytes can leave the final partial block unencrypted and unauthenticated. (CVE-2025-69418)
Calling PKCS12_get_friendlyname() function on a maliciously crafted PKCS#12 file with a BMPString (UTF-16BE) friendly name containing non-ASCII BMP code point can trigger a one byte write before the allocated buffer. (CVE-2025-69419)
A type confusion vulnerability exists in the TimeStamp Response verification code where an ASN1_TYPE union member is accessed without first validating the type, causing an invalid or NULL pointer dereference when processing a malformed TimeStamp Response file. (CVE-2025-69420)
Processing a malformed PKCS#12 file can trigger a NULL pointer dereference in the PKCS12_item_decrypt_d2i_ex() function. (CVE-2025-69421)
An invalid or NULL pointer dereference can happen in an application processing a malformed PKCS#12 file. (CVE-2026-22795)
ASN1_TYPE Type Confusion in the PKCS7_digest_from_attributes() function
NOTE: https://openssl-library.org/news/secadv/20260127.txt (CVE-2026-22796)
Affected Packages:
openssl11
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update openssl11 or yum update --advisory ALAS2-2026-3169 to update your system.
aarch64:
openssl11-1.1.1zf-1.amzn2.0.1.aarch64
openssl11-libs-1.1.1zf-1.amzn2.0.1.aarch64
openssl11-devel-1.1.1zf-1.amzn2.0.1.aarch64
openssl11-static-1.1.1zf-1.amzn2.0.1.aarch64
openssl11-debuginfo-1.1.1zf-1.amzn2.0.1.aarch64
i686:
openssl11-1.1.1zf-1.amzn2.0.1.i686
openssl11-libs-1.1.1zf-1.amzn2.0.1.i686
openssl11-devel-1.1.1zf-1.amzn2.0.1.i686
openssl11-static-1.1.1zf-1.amzn2.0.1.i686
openssl11-debuginfo-1.1.1zf-1.amzn2.0.1.i686
src:
openssl11-1.1.1zf-1.amzn2.0.1.src
x86_64:
openssl11-1.1.1zf-1.amzn2.0.1.x86_64
openssl11-libs-1.1.1zf-1.amzn2.0.1.x86_64
openssl11-devel-1.1.1zf-1.amzn2.0.1.x86_64
openssl11-static-1.1.1zf-1.amzn2.0.1.x86_64
openssl11-debuginfo-1.1.1zf-1.amzn2.0.1.x86_64