CVE-2026-7836

NameCVE-2026-7836
DescriptionAn incorrect calculation in the hextoint macro in Netatalk 2.0.0 through 4.4.2 due to improper uppercase character handling allows a remote authenticated attacker to cause limited data modification via crafted hexadecimal input.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
netatalk (PTS)trixie (security), trixie4.2.3~ds-1+deb13u2vulnerable
forky, sid4.5.1~ds-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
netatalksource(unstable)4.5.0~ds-1unimportant

Notes

https://netatalk.io/security/CVE-2026-7836
No security impact per upstream assessment
Search for package or bug name: Reporting problems