{"id":"CVE-2024-26764","state":"PUBLISHED","title":"fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio\n\nIf kiocb_set_cancel_fn() is called for I/O submitted via io_uring, the\nfollowing kernel warning appears:\n\nWARNING: CPU: 3 PID: 368 at fs/aio.c:598 kiocb_set_cancel_fn+0x9c/0xa8\nCall trace:\n kiocb_set_cancel_fn+0x9c/0xa8\n ffs_epfile_read_iter+0x144/0x1d0\n io_read+0x19c/0x498\n io_issue_sqe+0x118/0x27c\n io_submit_sqes+0x25c/0x5fc\n __arm64_sys_io_uring_enter+0x104/0xab0\n invoke_syscall+0x58/0x11c\n el0_svc_common+0xb4/0xf4\n do_el0_svc+0x2c/0xb0\n el0_svc+0x2c/0xa4\n el0t_64_sync_handler+0x68/0xb4\n el0t_64_sync+0x1a4/0x1a8\n\nFix this by setting the IOCB_AIO_RW flag for read and write I/O that is\nsubmitted by libaio.","publishedAt":"2024-04-03T17:00:46.962Z","updatedAt":"2026-05-11T20:03:43.148Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"337b543e274fe7a8f47df3c8293cc6686ffa620f","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"b4eea7a05ee0ab5ab0514421e6ba8c5d249cf942","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"ea1cd64d59f22d6d13f367d62ec6e27b9344695f","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"d7b6fa97ec894edd02f64b83e5e72e1aa352f353","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"18f614369def2a11a52f569fe0f910b199d13487","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"e7e23fc5d5fe422827c9a43ecb579448f73876c7","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"1dc7d74fe456944a9b1c57bd776280249f441ac6","versionType":"git"},{"version":"04b2fa9f8f36ec6fb6fd1c9dc9df6fff0cd27323","status":"affected","lessThan":"b820de741ae48ccf50dd95e297889c286ff4f760","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/aio.c","include/linux/fs.h"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.1","versionType":"semver"},{"version":"4.19.308","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.270","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.211","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.150","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.80","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.19","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.7.7","status":"unaffected","lessThanOrEqual":"6.7.*","versionType":"semver"},{"version":"6.8","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/aio.c","include/linux/fs.h"]}],"references":["https://git.kernel.org/stable/c/337b543e274fe7a8f47df3c8293cc6686ffa620f","https://git.kernel.org/stable/c/b4eea7a05ee0ab5ab0514421e6ba8c5d249cf942","https://git.kernel.org/stable/c/ea1cd64d59f22d6d13f367d62ec6e27b9344695f","https://git.kernel.org/stable/c/d7b6fa97ec894edd02f64b83e5e72e1aa352f353","https://git.kernel.org/stable/c/18f614369def2a11a52f569fe0f910b199d13487","https://git.kernel.org/stable/c/e7e23fc5d5fe422827c9a43ecb579448f73876c7","https://git.kernel.org/stable/c/1dc7d74fe456944a9b1c57bd776280249f441ac6","https://git.kernel.org/stable/c/b820de741ae48ccf50dd95e297889c286ff4f760","https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html","https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:10.607Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/26xxx/CVE-2024-26764.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-26764","state":"PUBLISHED","datePublished":"2024-04-03T17:00:46.962Z","dateUpdated":"2026-05-11T20:03:43.148Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-02-19T14:20:24.172Z"},"containers":{"cna":{"title":"fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio\n\nIf kiocb_set_cancel_fn() is called for I/O submitted via io_uring, the\nfollowing kernel warning appears:\n\nWARNING: CPU: 3 PID: 368 at fs/aio.c:598 kiocb_set_cancel_fn+0x9c/0xa8\nCall trace:\n kiocb_set_cancel_fn+0x9c/0xa8\n ffs_epfile_read_iter+0x144/0x1d0\n io_read+0x19c/0x498\n io_issue_sqe+0x118/0x27c\n io_submit_sqes+0x25c/0x5fc\n __arm64_sys_io_uring_enter+0x104/0xab0\n invoke_syscall+0x58/0x11c\n el0_svc_common+0xb4/0xf4\n do_el0_svc+0x2c/0xb0\n el0_svc+0x2c/0xa4\n el0t_64_sync_handler+0x68/0xb4\n el0t_64_sync+0x1a4/0x1a8\n\nFix this by setting the IOCB_AIO_RW flag for read and write I/O that is\nsubmitted by 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