{"id":"CVE-2026-72374","summary":"afs: Fix callback service message parsers to pass through -EAGAIN","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nafs: Fix callback service message parsers to pass through -EAGAIN\n\nThe AFS filesystem client uses an rxrpc server to listen for callback\nnotifications.  Each callback call type handler has a delivery function\nthat parses the incoming request stream, and this should return -EAGAIN the\nlast packet hasn't yet been seen, but all currently queued received data is\nconsumed.  afs_extract_data() does this, but the -EAGAIN return is switched\nto 0 inadvertantly\n\nFix callback service message parsers to pass through -EAGAIN","modified":"2026-08-16T03:48:33.650557270Z","published":"2026-08-15T05:56:09.182Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72374.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/09c67a7ded481482155b836c8c7f078a3075f8de"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0acbc09d2aca0432af45cec114f20d55ceafaec4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0f36469d7ce98b362934113c550d08bb0c784231"},{"type":"WEB","url":"https://git.kernel.org/stable/c/239cd337c9d047e7097f5b2ebbb41ddfb8180bc6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/26b737b3769e92493fe94c34620399d93ca231ae"},{"type":"WEB","url":"https://git.kernel.org/stable/c/5a39b145a8fb49f316e7ec1f29ba51d68095c7e4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/772850871a2e772e26f9d93f1e9ddd413b3eeaa4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f14dd036fad3d359f26f1282199cec06b3a9362b"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/72xxx/CVE-2026-72374.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72374"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d001648ec7cf8b21ae9eec8b9ba4a18295adfb14"},{"fixed":"26b737b3769e92493fe94c34620399d93ca231ae"},{"fixed":"09c67a7ded481482155b836c8c7f078a3075f8de"},{"fixed":"239cd337c9d047e7097f5b2ebbb41ddfb8180bc6"},{"fixed":"5a39b145a8fb49f316e7ec1f29ba51d68095c7e4"},{"fixed":"772850871a2e772e26f9d93f1e9ddd413b3eeaa4"},{"fixed":"0acbc09d2aca0432af45cec114f20d55ceafaec4"},{"fixed":"f14dd036fad3d359f26f1282199cec06b3a9362b"},{"fixed":"0f36469d7ce98b362934113c550d08bb0c784231"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72374.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.9.0"},{"fixed":"5.10.261"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.212"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.178"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.145"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.97"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-72374.json"}}],"schema_version":"1.9.0"}