CVE-2026-32775

EUVD-2026-12345
libexif through 0.6.25 has a flaw in decoding MakerNotes. If the exif_mnote_data_get_value function gets passed in a 0 size, the passed in-buffer would be overwritten due to an integer underflow.
Wrap or Wraparound
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 9%
Affected Products (NVD)
VendorProductVersion
libexif_projectlibexif
𝑥
≤ 0.6.25
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libexif
bookworm
0.6.24-1+deb12u1
fixed
bullseye
vulnerable
bullseye (security)
0.6.22-3+deb11u1
fixed
forky
0.6.26-1
fixed
sid
0.6.26-1
fixed
trixie
0.6.25-1+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libexif
bionic
needed
focal
needed
jammy
Fixed 0.6.24-1ubuntu0.22.04.1
released
noble
Fixed 0.6.24-1ubuntu0.24.04.1
released
questing
ignored
resolute
Fixed 0.6.25-2ubuntu0.1
released
trusty
needed
xenial
needed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
libexif-devel
suse enterprise desktop 15 SP7
0.6.22-150000.5.12.1
fixed
suse enterprise sap 15 SP7
0.6.22-150000.5.12.1
fixed
suse enterprise server 15 SP4
0.6.22-150000.5.12.1
fixed
suse enterprise server 15 SP7
0.6.22-150000.5.12.1
fixed
libexif12
suse enterprise desktop 15 SP7
0.6.22-150000.5.12.1
fixed
suse enterprise sap 15 SP7
0.6.22-150000.5.12.1
fixed
suse enterprise server 12 SP3
0.6.22-8.16.1
fixed
suse enterprise server 15 SP4
0.6.22-150000.5.12.1
fixed
suse enterprise server 15 SP7
0.6.22-150000.5.12.1
fixed
libexif12-32bit
suse enterprise server 12 SP3
0.6.22-8.16.1
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
libexif
Azure Linux 3.0
0:0.6.24-2.azl3
fixed
CBL-Mariner 2.0
0:0.6.24-2.cm2
fixed
Common Weakness Enumeration
References
https://github.com/libexif/libexif/commit/7df372e9d31d7c993a22b913c813a5f7ec4f3692
https://github.com/libexif/libexif/issues/247