CVE-2026-3949
published 2026-03-11CVE-2026-3949: 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…
PriorityP412low3.3CVSS 3.1
AVLACLPRLUINSUCNINAL
EPSS
0.12%
2.0th percentile
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
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | libheif | — | — |
| strukturag | libheif | — | — |
| strukturag | libheif | — | — |
| strukturag | libheif | — | — |
CVSS provenance
nvdv3.13.3LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
nvdv4.01.9LOWCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
nvdv2.01.7LOWAV:L/AC:L/Au:S/C:N/I:N/A:P
osv4.8MEDIUM
vendor_debian4.8LOW
vendor_redhat4.8MEDIUM
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Red Hat
libheif: libheif: Out-of-bounds read via local argument manipulation
vendor_redhat·2026-03-11·CVSS 4.8
CVE-2026-3949 [MEDIUM] CWE-805 libheif: libheif: Out-of-bounds read via local argument manipulation
libheif: libheif: Out-of-bounds read via local argument manipulation
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.
A flaw was found in libheif. This vulnerability allows a local attacker to trigger an out-of-bounds read by manipulating the size argument in the `vvdec_push_data2` function. This could lead to a denial of service (DoS).
Statement: Thi
Debian
CVE-2026-3949: libheif - A vulnerability was determined in strukturag libheif up to 1.21.2. This affects ...
vendor_debian·2026·CVSS 4.8
CVE-2026-3949 [MEDIUM] CVE-2026-3949: libheif - A vulnerability was determined in strukturag libheif up to 1.21.2. This affects ...
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.
Scope: local
bookworm: open
bullseye: open
forky: open
sid: open
trixie: open
OSV
CVE-2026-3949: A vulnerability was determined in strukturag libheif up to 1
osv·2026-03-11·CVSS 4.8
CVE-2026-3949 [MEDIUM] CVE-2026-3949: A vulnerability was determined in strukturag libheif up to 1
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.
GHSA
GHSA-2rvx-jpm5-g848: A vulnerability was determined in strukturag libheif up to 1
ghsa_unreviewed·2026-03-11
CVE-2026-3949 [MEDIUM] CWE-119 GHSA-2rvx-jpm5-g848: A vulnerability was determined in strukturag libheif up to 1
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.
No detection rules found.
No public exploits indexed.
https://github.com/biniamf/pocs/tree/main/libheif_vvdechttps://github.com/strukturag/libheif/https://github.com/strukturag/libheif/commit/b97c8b5f198b27f375127cd597a35f2113544d03https://github.com/strukturag/libheif/issues/1712https://github.com/strukturag/libheif/issues/1712#issuecomment-3947938531https://vuldb.com/?ctiid.350381https://vuldb.com/?id.350381https://vuldb.com/?submit.765979
2026-03-11
Published