FFmpeg jpeg2000dec.c memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability was found in FFmpeg. It has been declared as critical. The impacted element is an unknown function in the library /libavcodec/jpeg2000dec.c. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2025-22921. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in FFmpeg (version now known) and classified as critical. Affected by this issue is some unknown processing in the library /libavcodec/jpeg2000dec.c. 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 git-master,N-113007-g8d24a28d06 was discovered to contain a segmentation violation via the component /libavcodec/jpeg2000dec.c.

The advisory is shared for download at trac.ffmpeg.org. This vulnerability is handled as CVE-2025-22921 since 01/09/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/12/2026).

The vulnerability scanner Nessus provides a plugin with the ID 216945 (Debian dla-4073 : ffmpeg - security update), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at Tenable (216945), EUVD (EUVD-2025-4688) and CERT Bund (WID-SEC-2025-0401). Once again VulDB remains the best source for vulnerability data.

Affected

  • Debian Linux
  • Fedora Linux
  • Ubuntu Linux
  • SUSE Linux
  • SUSE openSUSE
  • Open Source ffmpeg

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.3

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

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: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 216945
Nessus Name: Debian dla-4073 : ffmpeg - security update

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/09/2025 🔍
02/18/2025 +40 days 🔍
02/18/2025 +0 days 🔍
01/12/2026 +328 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 11393
Status: Confirmed

CVE: CVE-2025-22921 (🔍)
GCVE (CVE): GCVE-0-2025-22921
GCVE (VulDB): GCVE-100-296204
EUVD: 🔍
CERT Bund: WID-SEC-2025-0401 - ffmpeg: Mehrere Schwachstellen

Entryinfo

Created: 02/18/2025 23:51
Updated: 01/12/2026 14:15
Changes: 02/18/2025 23:51 (53), 03/01/2025 11:24 (2), 06/01/2025 04:46 (1), 01/02/2026 10:56 (7), 01/12/2026 14:15 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

Discussion

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