Description
oc_huff_tree_unpack in huffdec.c in libtheora in Theora through 1.0 7180717 has an invalid negative left shift. NOTE: this is disputed by third parties because there is no evidence of a security impact, e.g., an application would not crash.
Published: 2024-12-25
Score: 9.8 Critical
EPSS: 11.1% Moderate
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 14 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.06093}

 epss

{'score': 0.07751}

Fri, 11 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.07751}

 epss

{'score': 0.06093}

Fri, 25 Apr 2025 20:45:00 +0000

Type Values Removed Values Added
References

Fri, 25 Apr 2025 19:15:00 +0000

Type Values Removed Values Added
Description oc_huff_tree_unpack in huffdec.c in libtheora in Theora through 1.0 7180717 has an invalid negative left shift. oc_huff_tree_unpack in huffdec.c in libtheora in Theora through 1.0 7180717 has an invalid negative left shift. NOTE: this is disputed by third parties because there is no evidence of a security impact, e.g., an application would not crash.
References

Fri, 25 Apr 2025 18:45:00 +0000

Type Values Removed Values Added
References

Mon, 21 Apr 2025 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Xiph theora
CPEs cpe:2.3:a:xiph:libtheora:*:*:*:*:*:*:*:* cpe:2.3:a:xiph:theora:*:*:*:*:*:*:*:*
Vendors & Products Xiph libtheora
Xiph theora

Wed, 09 Apr 2025 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Xiph
Xiph libtheora
CPEs cpe:2.3:a:xiph:libtheora:*:*:*:*:*:*:*:*
Vendors & Products Xiph
Xiph libtheora

Mon, 24 Mar 2025 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-863
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

 cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Tue, 18 Feb 2025 22:45:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

 cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

Tue, 31 Dec 2024 19:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

 ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Thu, 26 Dec 2024 01:15:00 +0000

Type Values Removed Values Added
Title libtheora: incorrect bitwise shift in huffdec.c
Weaknesses CWE-1335
References
Metrics threat_severity

None

 cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

threat_severity

Low

Wed, 25 Dec 2024 17:15:00 +0000

Type Values Removed Values Added
Description oc_huff_tree_unpack in huffdec.c in libtheora in Theora through 1.0 7180717 has an invalid negative left shift.
References

Subscriptions

Xiph Theora
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-05-07T19:45:58.528Z

Reserved: 2024-12-24T00:00:00.000Z

Link: CVE-2024-56431

cve-icon Vulnrichment

Updated: 2025-04-25T20:03:14.642Z

cve-icon NVD

Status : Modified

Published: 2024-12-25T17:15:05.510

Modified: 2025-04-25T20:15:38.220

Link: CVE-2024-56431

cve-icon Redhat

Severity : Low

Publid Date: 2024-12-25T00:00:00Z

Links: CVE-2024-56431 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses