{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2024-42254","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-07-30T07:40:12.257Z","datePublished":"2024-08-08T08:49:14.289Z","dateUpdated":"2025-05-04T09:25:15.699Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:25:15.699Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring: fix error pbuf checking\n\nSyz reports a problem, which boils down to NULL vs IS_ERR inconsistent\nerror handling in io_alloc_pbuf_ring().\n\nKASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]\nRIP: 0010:__io_remove_buffers+0xac/0x700 io_uring/kbuf.c:341\nCall Trace:\n <TASK>\n io_put_bl io_uring/kbuf.c:378 [inline]\n io_destroy_buffers+0x14e/0x490 io_uring/kbuf.c:392\n io_ring_ctx_free+0xa00/0x1070 io_uring/io_uring.c:2613\n io_ring_exit_work+0x80f/0x8a0 io_uring/io_uring.c:2844\n process_one_work kernel/workqueue.c:3231 [inline]\n process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312\n worker_thread+0x86d/0xd40 kernel/workqueue.c:3390\n kthread+0x2f0/0x390 kernel/kthread.c:389\n ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147\n ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["io_uring/kbuf.c"],"versions":[{"version":"46b1b3d81a7e99574e1a2f914086bc2fe382d79d","lessThan":"78aefac7efdffddf7889405b7c08e6e0f030fa35","status":"affected","versionType":"git"},{"version":"87585b05757dc70545efb434669708d276125559","lessThan":"68d19af95a353f5e2b021602180b65b303eba99d","status":"affected","versionType":"git"},{"version":"87585b05757dc70545efb434669708d276125559","lessThan":"bcc87d978b834c298bbdd9c52454c5d0a946e97e","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["io_uring/kbuf.c"],"versions":[{"version":"6.10","status":"affected"},{"version":"0","lessThan":"6.10","status":"unaffected","versionType":"semver"},{"version":"6.10.1","lessThanOrEqual":"6.10.*","status":"unaffected","versionType":"semver"},{"version":"6.11","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":"6.10","versionEndExcluding":"6.10.1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.10","versionEndExcluding":"6.11"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/78aefac7efdffddf7889405b7c08e6e0f030fa35"},{"url":"https://git.kernel.org/stable/c/68d19af95a353f5e2b021602180b65b303eba99d"},{"url":"https://git.kernel.org/stable/c/bcc87d978b834c298bbdd9c52454c5d0a946e97e"}],"title":"io_uring: fix error pbuf checking","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-42254","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T16:13:06.431767Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-11T17:33:05.301Z"}}]}}