FFmpeg up to 8 MOV Demuxer libavformat/mov.c mov_read_iacb memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.5$0-$5k1.60

Summaryinfo

A vulnerability described as critical has been identified in FFmpeg up to 8. This issue affects the function mov_read_iacb of the file libavformat/mov.c of the component MOV Demuxer. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2026-52297. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in FFmpeg up to 8. It has been rated as critical. Affected by this issue is the function mov_read_iacb of the file libavformat/mov.c of the component MOV Demuxer. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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 libavformat/mov.c.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-52297 since 06/08/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Upgrading to version 9.0 eliminates this vulnerability.

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Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 2.9
CNA Vector (MITRE): 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: FFmpeg 9.0

Timelineinfo

06/08/2026 CVE reserved
09/13/2026 +97 days VulDB entry created
09/14/2026 +0 days Advisory disclosed
09/14/2026 +0 days VulDB entry last update

Sourcesinfo

Product: ffmpeg.org

Advisory: github.com
Status: Confirmed

CVE: CVE-2026-52297 (🔒)
GCVE (CVE): GCVE-0-2026-52297
GCVE (VulDB): GCVE-100-403352

Entryinfo

Created: 09/14/2026 00:20
Changes: 09/14/2026 00:20 (66)
Complete: 🔍
Cache ID: 216::103

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