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CVE PROGRAM SOURCE RECORD4.8 Medium

CVE-2026-3949

strukturag libheif HEIF File decoder_vvdec.cc vvdec_push_data2 out-of-bounds

Description

A vulnerability was determined in strukturag libheif up to 1.21.2. This affects the function vvdec_push_data2 of the file libheif/plugins/decoder_vvdec.cc of the component HEIF File Parser. Executing a manipulation of the argument size can lead to out-of-bounds read. The attack needs to be launched locally. The exploit has been publicly disclosed and may be utilized. This patch is called b97c8b5f198b27f375127cd597a35f2113544d03. It is advisable to implement a patch to correct this issue.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

strukturag libheif

  • 1.21.0affected
  • 1.21.1affected
  • 1.21.2affected

References