CVE-2026-90392

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix potential UAF when reading bpf link info In bpflinkshowfdinfo and bpflinkgetinfobyfd, link-prog is accessed without holding any locks. If the prog is concurrently replaced via bpflinkupdate, the old prog can be freed,...

AZL-101858 CVE-2026-90392 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix potential UAF when reading bpf link info In bpflinkshowfdinfo and bpflinkgetinfobyfd, link-prog is accessed without holding any locks. If the prog is concurrently replaced via bpflinkupdate, the old prog can be freed,...

CVE-2026-90392 bpf: Fix potential UAF when reading bpf link info

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix potential UAF when reading bpf link info In bpflinkshowfdinfo and bpflinkgetinfobyfd, link-prog is accessed without holding any locks. If the prog is concurrently replaced via bpflinkupdate, the old prog can be freed,...

CVE-2026-90392

CVE-2026-90392 is a Use-After-Free (UAF) vulnerability in the Linux kernel's BPF subsystem. In bpf_link_show_fdinfo and bpf_link_get_info_by_fd, the link->prog pointer is accessed without holding any locks. If the program is concurrently replaced via bpf_link_update, the old program can be fre...