CVE-2026-53088

Name	CVE-2026-53088
Description	In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix off-by-one in bcmgenet_put_txcb The write_ptr points to the next open tx_cb. We want to return the tx_cb that gets rewinded, so we must rewind the pointer first then return the tx_cb that it points to. That way the txcb can be correctly cleaned up.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-4664-1, DLA-4665-1, DLA-4671-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
linux (PTS)	bullseye	5.10.223-1	vulnerable
	bullseye (security)	5.10.259-1	fixed
	bookworm, bookworm (security)	6.1.176-1	fixed
	trixie	6.12.94-1	fixed
	trixie (security)	6.12.95-1	fixed
	forky, sid	7.1.3-1	fixed
linux-6.1 (PTS)	bullseye (security)	6.1.176-1~deb11u1	fixed

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

Package	Type	Release	Fixed Version	Origin
linux	source	bullseye	5.10.259-1	DLA-4664-1
linux	source	bookworm	6.1.176-1	DLA-4665-1
linux	source	trixie	6.12.94-1
linux	source	(unstable)	7.0.10-1
linux-6.1	source	bullseye	6.1.176-1~deb11u1	DLA-4671-1

https://git.kernel.org/linus/57f3f53d2c9c5a9e133596e2f7bc1c50688a6d38 (7.1-rc1)