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Red Hat Security Advisory

RHSA-2026:11768

Red Hat Update Infrastructure 5.2 Technology Preview security update

Released 2026-04-29 · Red Hat rating Important · View on Red Hat →

Fixed in

Fixes 9 records

Priority MEDIUM 42

Use-after-free (UAF) was possible in the `lzma.LZMADecompressor`, `bz2.BZ2Decompressor`, and `gzip.GzipFile` when a memory allocation fails with a `MemoryError` and the decompression instance is re-used.

CVSS 4.0CRITICAL 9.1 Network No auth No interaction EPSS 0.00579 Published 2026-04-13 Partial fix · 3.10.21, 3.11.16 +4 CWE-416
Priority MEDIUM 40

url.Parse insufficiently validated the host/authority component and accepted some invalid URLs.

CVSS 3.1HIGH 7.5 Network No auth No interaction EPSS 0.00827 Published 2026-03-06 Partial fix · 1.25.8, 1.26.1 CWE-425
Priority LOW 39

Vim is an open source, command line text editor.

CVSS 3.1HIGH 7.8 Local No auth User interaction EPSS 0.01353 Published 2026-02-27 Fixed in 9.2.0073 CWE-86