14 matches found
SUSE CVE-2026-74589
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...
UBUNTU-CVE-2026-74589
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...
CVE-2026-74589
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...
CVE-2026-74589 bpf, sockmap: Fix sk_redir use-after-free in send verdict
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...
CVE-2026-74589 bpf, sockmap: Fix sk_redir use-after-free in send verdict
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...
EUVD-2026-64526
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...
CVE-2026-74589
A use-after-free vulnerability exists in the Linux kernel's BPF sockmap feature, specifically in the sk_redir handling within tcp_bpf_sendmsg_redir(). The function tcp_bpf_send_verdict() copies the psock->sk_redir pointer while holding the source socket lock but fails to take a reference for t...
PT-2026-79594
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the bpf sockmap component. The function tcp bpf send verdict copies a pointer to psock-sk redir while holding the source socket lock but fails to take a...
Linux TCP BPF Send Verdict
The vulnerability of the tcpbpfsendverdict function in the net/ipv4/tcpbpf.c module of the Linux kernel is related to the repeated release and reuse of previously released memory. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility...
UBUNTU-CVE-2022-50536
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix repeated calls to sockput when msg has moredata In tcpbpfsendverdict redirection, the eval variable is assigned to SKREDIRECT after the applybytes data is sent, if msg has moredata, sockput will be called multip...
EUVD-2025-32819
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix repeated calls to sockput when msg has moredata In tcpbpfsendverdict redirection, the eval variable is assigned to SKREDIRECT after the applybytes data is sent, if msg has moredata, sockput will be called multip...
SUSE CVE-2022-49204
In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix more uncharged while msg has moredata In tcpbpfsendverdict, if msg has more data after tcpbpfsendmsgredir: tcpbpfsendverdict tosend = msg-sg.size //msg-sg.size = 22220 case SKREDIRECT: skmsgreturn //uncharged...
PT-2025-40087
Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a flaw in the tcp bpf subsystem where sk msg free was not called when tcp bpf send verdict failed to allocate memory for psock-cork. This could lead to memory...
PT-2022-38155
Уязвимость функции tcp bpf send verdict модуля net/ipv4/tcp bpf.c ядра операционной системы Linux связана с повторным освобождением и использованием ранее освобожденной памяти. Эксплуатация уязвимости может позволить нарушителю оказать воздействие на конфиденциальность, целостность и доступность...