{"id":"CVE-2026-99129","aliases":[],"title":"selinux: fix BPF token permission checks","titleSource":"Linux","descriptionSource":"Linux","products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"5473a722f782f79f96b4691400d681c01fcacc2f","status":"affected","lessThan":"e1ef306ba20eb13099ca4463527890df67619405","versionType":"git"},{"version":"5473a722f782f79f96b4691400d681c01fcacc2f","status":"affected","lessThan":"77d499e61d36e883a6ad1f10afe05f556aa7e0cc","versionType":"git"}],"defaultStatus":"unaffected","source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-99129"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"7.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"7.0","versionType":"semver"},{"version":"7.2.13","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-99129"}],"remediation":[],"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nselinux: fix BPF token permission checks\n\nAvoid multiple lookups of the bpffs creator SID using the token's file\ndescriptor when the same information can be found via the resolved\npath/dentry (in selinux_bpf_token_create()) or the token itself (in\nselinux_bpf_map_create() and selinux_bpf_prog_load()).  Not only does\nthis simplify the code, it avoids potential TOCTOU issues if the user\nchanges the token file descriptor passed into the kernel.","severity":"unknown","score":null,"published":"2026-10-28T10:34:42.881Z","modified":"2026-10-28T10:34:42.881Z","withdrawn":false,"knownExploited":false,"affected":[],"references":["https://git.kernel.org/stable/c/e1ef306ba20eb13099ca4463527890df67619405","https://git.kernel.org/stable/c/77d499e61d36e883a6ad1f10afe05f556aa7e0cc"],"sources":[{"name":"CVE","id":"CVE-2026-99129","modified":"2026-10-28T10:34:42.881Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-99129"}],"assessments":[],"sourceAffected":[],"kev":{"status":"not-listed","checkedAt":"2026-10-28T22:20:33.483Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[]}