CVE-2026-20911

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2026-20911
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-20911.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-20911
Downstream
Related
Published
2026-04-07T13:49:31.223Z
Modified
2026-07-16T03:30:57.726076210Z
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

A heap-based buffer overflow vulnerability exists in the HuffTable::initval functionality of LibRaw Commit 0b56545 and Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Database specific 
{
    "cwe_ids": [
        "CWE-131"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/20xxx/CVE-2026-20911.json",
    "cna_assigner": "talos",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "Commit 0b56545"
                },
                {
                    "last_affected": "Commit 0b56545"
                },
                {
                    "introduced": "Commit d20315b"
                },
                {
                    "last_affected": "Commit d20315b"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/libraw/libraw

Affected ranges

Type
GIT
Repo
https://github.com/libraw/libraw
Events
Introduced
0b56545a4f828743f28a4345cdfdd4c49f9f9a2a
Last affected
b860248a89d9082b8e0a1e202e516f46af9adb29
Database specific 
{
    "cpe": [
        "cpe:2.3:a:libraw:libraw:0.22.0:*:*:*:*:*:*:*",
        "cpe:2.3:a:libraw:libraw:0.22.1:*:*:*:*:*:*:*"
    ],
    "extracted_events": [
        {
            "introduced": "0.22.0"
        },
        {
            "last_affected": "0.22.0"
        },
        {
            "introduced": "0.22.1"
        },
        {
            "last_affected": "0.22.1"
        }
    ],
    "source": "CPE_STRING"
}

Affected versions

0.*
0.22.0
0.22.1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-20911.json"