CVE-2021-31292

Summary:

An integer overflow in CrwMap::encode0x1810 of Exiv2 0.27.3 allows attackers to trigger a heap-based buffer overflow and cause a denial of service (DOS) via crafted metadata.

Reference Links(if available):

https://github.com/Exiv2/exiv2/issues/1530

https://www.debian.org/security/2021/dsa-4958

https://lists.fedoraproject.org/archives/list/[email protected]/message/UYGDELIFFJWKUU7SO3QATCIXCZJERGAC/

https://lists.fedoraproject.org/archives/list/[email protected]/message/FMDT4PJB7P43WSOM3TRQIY3J33BAFVVE/

CVSS Score (if available)

v2: / MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

v3: / HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Links to Exploits(if available)