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Red Hat Security Advisory

RHSA-2026:1594

openssl security update

Released 2026-01-29 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 2 records

Priority CRITICAL 85

Issue summary: Parsing CMS AuthEnvelopedData or EnvelopedData message with maliciously crafted AEAD parameters can trigger a stack buffer overflow.

CVSS 3.1HIGH 8.8 Network No auth User interaction EPSS 0.74793 Published 2026-01-27 Partial fix · 3.6.1, 3.5.5 +3 CWE-787
Priority LOW 35

Issue summary: 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 alloca…

CVSS 3.1HIGH 7.4 Network No auth No interaction EPSS 0.00607 Published 2026-01-27 Partial fix · 3.6.1, 3.5.5 +4 CWE-787