CVE-2025-14876

A flaw was found in the virtio-crypto device of QEMU. A malicious guest operating system can exploit a missing length limit in the AKCIPHER path, leading to uncontrolled memory allocation. This can result in a denial of service (DoS) on the host system by causing the QEMU process to terminate unexpectedly.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
fedoraCNA
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Debian logo
Debian Releases
Debian Product
Codename
qemu
bookworm
no-dsa
bookworm (security)
vulnerable
bullseye
1:5.2+dfsg-11+deb11u3
not-affected
bullseye (security)
1:5.2+dfsg-11+deb11u5
fixed
forky
vulnerable
sid
1:10.2.1+ds-1
fixed
trixie
no-dsa
trixie (security)
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
qemu
bionic
not-affected
focal
not-affected
jammy
not-affected
noble
needed
plucky
ignored
questing
needed
trusty
not-affected
xenial
not-affected
Common Weakness Enumeration
References
https://access.redhat.com/security/cve/CVE-2025-14876
https://bugzilla.redhat.com/show_bug.cgi?id=2423549