{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45932","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.086Z","datePublished":"2026-05-27T12:17:50.353Z","dateUpdated":"2026-05-30T10:45:59.674Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-30T10:45:59.674Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix tcx/netkit detach permissions when prog fd isn't given\n\nThis commit fixes a security issue where BPF_PROG_DETACH on tcx or\nnetkit devices could be executed by any user when no program fd was\nprovided, bypassing permission checks. The fix adds a capability\ncheck for CAP_NET_ADMIN or CAP_SYS_ADMIN in this case."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H","baseScore":7.3,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/linux/bpf.h","include/linux/bpf_mprog.h","kernel/bpf/syscall.c"],"versions":[{"version":"e420bed025071a623d2720a92bc2245c84757ecb","lessThan":"4e0772cded109c238411f2fac36ac39302758b81","status":"affected","versionType":"git"},{"version":"e420bed025071a623d2720a92bc2245c84757ecb","lessThan":"3f04cc1e5374da4c5e791ae010a06cfea7bacbe6","status":"affected","versionType":"git"},{"version":"e420bed025071a623d2720a92bc2245c84757ecb","lessThan":"ae23bc81ddf7c17b663c4ed1b21e35527b0a7131","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/linux/bpf.h","include/linux/bpf_mprog.h","kernel/bpf/syscall.c"],"versions":[{"version":"6.6","status":"affected"},{"version":"0","lessThan":"6.6","status":"unaffected","versionType":"semver"},{"version":"6.18.14","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.4","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.18.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"6.19.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4e0772cded109c238411f2fac36ac39302758b81"},{"url":"https://git.kernel.org/stable/c/3f04cc1e5374da4c5e791ae010a06cfea7bacbe6"},{"url":"https://git.kernel.org/stable/c/ae23bc81ddf7c17b663c4ed1b21e35527b0a7131"}],"title":"bpf: Fix tcx/netkit detach permissions when prog fd isn't given","x_generator":{"engine":"bippy-1.2.0"}}}}