CVE-2026-115484

NameCVE-2026-115484
DescriptionA flaw was found in the iscsiuio component of open-iscsi. The DHCPv4 option parser incorrectly calculates the length of the options data, causing it to read beyond the allocated buffer into adjacent heap memory. An attacker on the same network segment can send a crafted DHCP response to crash the daemon or corrupt its network configuration.
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
open-iscsi (PTS)bookworm2.1.8-1vulnerable
bookworm (security)2.1.8-1+deb12u1vulnerable
trixie2.1.11-1+deb13u2vulnerable
forky, sid2.1.13-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
open-iscsisource(unstable)(unfixed)

Notes

https://bugzilla.redhat.com/show_bug.cgi?id=2556265

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