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CVE-2026-3949

LOW

3.3

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.

Details CVE

Score CVSS v3.13.3

SeveriteLOW

Vecteur CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie3/11/2026

Derniere modification3/12/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-119CWE-125

References

https://github.com/biniamf/pocs/tree/main/libheif_vvdec(cna@vuldb.com)

https://github.com/strukturag/libheif/(cna@vuldb.com)

https://github.com/strukturag/libheif/commit/b97c8b5f198b27f375127cd597a35f2113544d03(cna@vuldb.com)

https://github.com/strukturag/libheif/issues/1712(cna@vuldb.com)

https://github.com/strukturag/libheif/issues/1712#issuecomment-3947938531(cna@vuldb.com)

https://vuldb.com/?ctiid.350381(cna@vuldb.com)

https://vuldb.com/?id.350381(cna@vuldb.com)

https://vuldb.com/?submit.765979(cna@vuldb.com)

Correlations IOC

Aucune correlation enregistree

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