Description
A vulnerability was identified in strukturag libheif up to 1.21.2. This impacts the function Track::load of the file libheif/sequences/track.cc of the component stsz/stts. The manipulation leads to out-of-bounds read. The attack needs to be performed locally. The exploit is publicly available and might be used. Applying a patch is the recommended action to fix this issue. The patch available is inofficial and not approved yet.
CVSS breakdown
CVSS 4.0
Attack Vector
Local
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality (Vulnerable System)
None
Integrity (Vulnerable System)
None
Availability (Vulnerable System)
Low
Confidentiality (Subsequent System)
None
Integrity (Subsequent System)
None
Availability (Subsequent System)
None
E
Physical
CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
E
Physical
RL
O
RC
Changed
Affected products
- strukturag / libheif1.21.0 – 1.21.0
- strukturag / libheif1.21.1 – 1.21.1
- strukturag / libheif1.21.2 – 1.21.2
References
- MISChttps://vuldb.com/?id.350382
- MISChttps://vuldb.com/?ctiid.350382
- MISChttps://vuldb.com/?submit.766431
- MISChttps://github.com/strukturag/libheif/issues/1715
- MISChttps://github.com/Niebelungen-D/pocs/tree/main/heif_dec_sequence_chunk_idx_oob
- PATCHhttps://github.com/strukturag/libheif/pull/1721
- MISChttps://github.com/strukturag/libheif/