CVE-2026-20911
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| LibRaw | LibRaw | Commit 0b56545 | affected |
| LibRaw | LibRaw | Commit d20315b | affected |
Weaknesses
- CWE-131: CWE-131: Incorrect Calculation of Buffer Size
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
CVE Program Container
Additional References
LibRaw: LibRaw: Arbitrary Code Execution via specially crafted file
Additional References
- https://access.redhat.com/security/cve/CVE-2026-20911
- https://bugzilla.redhat.com/show_bug.cgi?id=2455959
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-20911.json
References
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