Home/CVE/JPEG XL (aka jpeg-xl) through 0.3.2 allows writable memory corruption.
CVE

CVE-2021-27804

JPEG XL (aka jpeg-xl) through 0.3.2 allows writable memory corruption.

JPEG XL (aka jpeg-xl) through 0.3.2 allows writable memory corruption.

CRITICAL · CVSS 9.8 EPSS 0.00785
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

1
libjxl project libjxl<= 0.3.2
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · jpeg-xl-0.3.1-Memory-Corruption.htmlpacketstormsecurity.com
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD02 Mar 2021 · 01:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2021/Mar/2Third Party Advisory
http://www.openwall.com/lists/oss-security/2021/03/01/3Mailing ListThird Party Advisory
https://gitlab.com/wg1/jpeg-xl/-/tagsThird Party Advisory
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