CVE-2024-56431

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Source
https://cve.org/CVERecord?id=CVE-2024-56431
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-56431.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2024-56431
Downstream
DEBIAN (1)
OESA (1)
openSUSE (4)
SUSE (4)
UBUNTU (1)
Related
openSUSE (4)
SUSE (4)
Published
2024-12-25T00:00:00Z
Modified
2026-10-22T15:59:40Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "cna_assigner": "mitre",
    "isDisputed": true,
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56431.json"
}
References

Affected packages

Git / github.com/xiph/theora

Affected ranges

Type
GIT
Repo
https://github.com/xiph/theora
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
8e4808736e9c181b971306cc3f05df9e61354004
Database specific
Show details 
{
    "extracted_events": [
        {
            "range": [
                {
                    "introduced": "0"
                },
                {
                    "last_affected": "1.0"
                }
            ],
            "source": "DESCRIPTION"
        },
        {
            "cpe": "cpe:2.3:a:xiph:theora:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "0"
                },
                {
                    "fixed": "1.2.0"
                }
            ],
            "source": "CPE_RANGE"
        }
    ]
}

Affected versions

v1.*
v1.2.0alpha1
v1.2.0beta1

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-56431.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "116269864363932077015583535569590980136",
                "33352859868732071628436217485916996324",
                "192476187473382053145762568385643970113",
                "112157494868063702721238919972890642378"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2024-56431-5fd57ccd",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/xiph/theora/commit/8e4808736e9c181b971306cc3f05df9e61354004",
        "target": {
            "file": "lib/internal.h"
        }
    }
]
vanir_signatures_modified 
"2026-10-22T15:59:40Z"