CVE-2025-26519

EUVD-2025-4206
musl libc 0.9.13 through 1.2.5 before 1.2.6 has an out-of-bounds write vulnerability when an attacker can trigger iconv conversion of untrusted EUC-KR text to UTF-8.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.1 HIGH
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
mitreCNA
8.1 HIGH
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
musl-libcmusl
0.9.13 ≤
𝑥
< 1.2.6
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
musl
bookworm
no-dsa
bullseye
postponed
forky
1.2.5-3
fixed
sid
1.2.5-3
fixed
trixie
1.2.5-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
musl
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
oracular
ignored
plucky
ignored
questing
needs-triage
trusty
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://git.musl-libc.org/cgit/musl/commit/?id=c47ad25ea3b484e10326f933e927c0bc8cded3da
https://git.musl-libc.org/cgit/musl/commit/?id=e5adcd97b5196e29991b524237381a0202a60659
https://www.openwall.com/lists/oss-security/2025/02/13/2
http://www.openwall.com/lists/oss-security/2025/02/13/2
http://www.openwall.com/lists/oss-security/2025/02/13/3
http://www.openwall.com/lists/oss-security/2025/02/13/4
http://www.openwall.com/lists/oss-security/2025/02/13/5
http://www.openwall.com/lists/oss-security/2025/02/14/5
http://www.openwall.com/lists/oss-security/2025/02/14/6