CVE-2025-68973

EUVD-2025-205519
In GnuPG before 2.4.9, armor_filter in g10/armor.c has two increments of an index variable where one is intended, leading to an out-of-bounds write for crafted input. (For ExtendedLTS, 2.2.51 and later are fixed versions.)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
mitreCNA
7.8 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
gnupggnupg
𝑥
≤ 2.4.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gnupg2
bookworm
2.2.40-1.1+deb12u2
fixed
bullseye
vulnerable
bullseye (security)
2.2.27-2+deb11u3
fixed
forky
2.4.8-5
fixed
sid
2.4.8-5
fixed
trixie
2.4.7-21+deb13u1
fixed