{"action":"Upgrade linux to 6.12.111-1 or later.","affected":[{"fixed":"6.12.111-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.111-1"],"id":"tcs_01M5NWF6MB3WHVPQ9FM5D26XDS","modified_at":"2026-10-23T17:47:46.114388394Z","published_at":"2026-09-17T17:17:08.817Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-90157","https://security-tracker.debian.org/tracker/CVE-2026-90157"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-90157#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-90157"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: bpf: Reject negative optlen in cgroup getsockopt hook A cgroup getsockopt BPF program can shrink ctx->optlen after the kernel getsoc"}