CVE Explorer

CVE-2026-53163

In the Linux kernel, the following vulnerability has been resolved: locking/rtmutex: Skip remove_waiter() when waiter is not enqueued syzbot triggered the following splat in remove_waiter() via FUTEX_CMP_REQUEUE_PI: KASAN: null-ptr-deref in range [0x0000000000000a88-0x0000000000000a8f] class_raw_spinlock_constructor remove_waiter+0x159/0x1200 kernel/locking/rtmutex.c:1561 rt_mutex_start_proxy_lock+0x103/0x120 futex_requeue+0x10e4/0x20d0 __x64_sys_futex+0x34f/0x4d0 task_block

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a906dae246576d419c793c16a8cbba1ea426d97b542688b507950f6dcc5d2aa1

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

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cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["kernel/locking/rtmutex.c","kernel/locking/rtmutex_api.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bfbc047ceb42c0e1fac8f3a155d4548a8bbe76b1","status":"affected","version":"f3fa3424bceb128d2be4b3745506b22844b87db7","versionType":"git"},{"lessThan":"4ffacf76a457b7ca8ac05f5df8740b0d8f53574a","status":"affected","version":"838ce5cb5d93c3ab8b27e75bc6ad905a94b752fd","versionType":"git"},{"lessThan":"4afda3a1da02129568a3a2f1898aa13e6763bcba","status":"affected","…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/affected/0

Affected products and versions

2 source assertions

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/affected/1

{"defaultStatus":"unaffected","product":"Linux","programFiles":["kernel/locking/rtmutex.c","kernel/locking/rtmutex_api.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"bfbc047ceb42c0e1fac8f3a155d4548a8bbe76b1","status":"affected","version":"f3fa3424bceb128d2be4b3745506b22844b87db7","versionType":"git"},{"lessThan":"4ffacf76a457b7ca8ac05f5df8740b0d8f53574a","status":"affected","version":"838ce5cb5d93c3ab8b27e75bc6ad905a94b752fd","versionType":"git"},{"lessThan":"4afda3a1da02129568a3a2f1898aa13e6763bcba","status":"affected","…

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/affected/0

Source references

8 source assertions

{"url":"https://git.kernel.org/stable/c/40a25d59e85b3c8709ac2424d44f65610467871e"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/7

{"url":"https://git.kernel.org/stable/c/4afda3a1da02129568a3a2f1898aa13e6763bcba"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/2

{"url":"https://git.kernel.org/stable/c/4ffacf76a457b7ca8ac05f5df8740b0d8f53574a"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/1

{"url":"https://git.kernel.org/stable/c/55363fa0a04524d11efeaadee734d2db1756ed27"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/6

{"url":"https://git.kernel.org/stable/c/5799f9bd7fee40370b93ab1ddf001cdc7017c14d"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/4

{"url":"https://git.kernel.org/stable/c/6707d7e0b71748cb3cd95bad81dae5fe1b3c8f48"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/3

{"url":"https://git.kernel.org/stable/c/a388e3dfaf9538a680de5ed43a8ebb5dd45b6e53"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/5

{"url":"https://git.kernel.org/stable/c/bfbc047ceb42c0e1fac8f3a155d4548a8bbe76b1"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:e2304c9e2716cc0200d9a0c35def548e0716dcc70ebc7d926c4b4aec060369fb · sha256:457966d841f15807… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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