CVE-2026-20884 — HIGH (8.1)

Vulnerability Description

An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

CVSS Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Libraw	Libraw	0.22.1

Related Weaknesses (CWE)

CWE-190

References

https://talosintelligence.com/vulnerability_reports/TALOS-2026-2364ExploitThird Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2364ExploitThird Party Advisory

FAQ

What is CVE-2026-20884?

CVE-2026-20884 is a vulnerability with a CVSS score of 8.1 (HIGH). An integer overflow vulnerability exists in the deflate_dng_load_raw functionality of LibRaw Commit 8dc68e2. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can prov...

How severe is CVE-2026-20884?

CVE-2026-20884 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-20884?

Check the references section above for vendor advisories and patch information. Affected products include: Libraw Libraw.