FFmpeg before 9.0 has an out-of-bounds read because there is insufficiently padded extradata in the MOV parsing path in mov_read_iacb in… (CVE-2026-52297)
FFmpeg versions prior to 9.0 contain an out-of-bounds read vulnerability due to insufficient padding of extradata in the MOV parsing path within the mov_read_iacb function in libavformat/mov.c. This flaw can cause a denial of service but does not impact confidentiality or integrity.
AI Analysis
Technical Summary
The vulnerability identified as CVE-2026-52297 affects FFmpeg versions before 9.0. It arises from an out-of-bounds read caused by insufficiently padded extradata during MOV file parsing in the mov_read_iacb function of libavformat/mov.c. The CVSS 3.1 base score is 2.9, indicating low severity, with the attack vector being local, requiring high attack complexity, no privileges, and no user interaction. The impact is limited to availability, with no confidentiality or integrity impact reported.
Potential Impact
The vulnerability can lead to an out-of-bounds read which may cause application crashes or denial of service conditions. There is no impact on confidentiality or integrity according to the CVSS vector and description. No known exploits are reported in the wild.
Mitigation Recommendations
A fix is available in FFmpeg version 9.0 and later. Users should upgrade to version 9.0 or newer to remediate this vulnerability. No additional mitigations are indicated.
FFmpeg before 9.0 has an out-of-bounds read because there is insufficiently padded extradata in the MOV parsing path in mov_read_iacb in… (CVE-2026-52297)
Description
FFmpeg versions prior to 9.0 contain an out-of-bounds read vulnerability due to insufficient padding of extradata in the MOV parsing path within the mov_read_iacb function in libavformat/mov.c. This flaw can cause a denial of service but does not impact confidentiality or integrity.
CVSS v3.1
Score 2.9low
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability identified as CVE-2026-52297 affects FFmpeg versions before 9.0. It arises from an out-of-bounds read caused by insufficiently padded extradata during MOV file parsing in the mov_read_iacb function of libavformat/mov.c. The CVSS 3.1 base score is 2.9, indicating low severity, with the attack vector being local, requiring high attack complexity, no privileges, and no user interaction. The impact is limited to availability, with no confidentiality or integrity impact reported.
Potential Impact
The vulnerability can lead to an out-of-bounds read which may cause application crashes or denial of service conditions. There is no impact on confidentiality or integrity according to the CVSS vector and description. No known exploits are reported in the wild.
Mitigation Recommendations
A fix is available in FFmpeg version 9.0 and later. Users should upgrade to version 9.0 or newer to remediate this vulnerability. No additional mitigations are indicated.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-vp63-fqg3-cph4
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-52297"]
- Database Specific Severity
- LOW
- Cvss Version
- 3.1
Threat ID: 6aa74f9d55bf5e2cf5591b32
Added to database: 09/14/2026, 01:36:29 UTC
Last enriched: 09/14/2026, 01:46:40 UTC
Last updated: 09/14/2026, 02:39:06 UTC
Views: 5
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