CVE-2026-97594 landlock: Fix use-after-free of the source's parent directory

In the Linux kernel, the following vulnerability has been resolved: landlock: Fix use-after-free of the source's parent directory currentcheckreferpath reads olddentry-dparent without holding a reference nor a lock on it, and then dereferences it in collectdomainaccesses and in the audit record. ...

CVE-2026-97592 s390/crypto: Fix missing scrub of temp buffers with AES ctr and gcm algorithm

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix missing scrub of temp buffers with AES ctr and gcm algorithm In function ctraescrypt there is a buffer used to process remaining bytes AESBLOCKSIZE. This buffer was not scrubbed and thus could lead to expose of...

CVE-2026-97593 iommu/s390: Fix NULL dereference in iova_to_phys() with ZPCI_TABLE_TYPE_RFX

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Fix NULL dereference in iovatophys with ZPCITABLETYPERFX When using a 5-level translation table via ZPCITABLETYPERFX getrsofromiova returns NULL when the region-first entry is invalid. Yet in getrtofromiova the...

CVE-2026-97591 s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine When a request is transferred to the engine via cryptotransferhashrequesttoengine there are two return codes signaling a successful transfer:...

CVE-2026-97590 s390/crypto: Fix missing scrub of temp buffers with PAES algorithm

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix missing scrub of temp buffers with PAES algorithm In function ctrpaesdocrypt there is a buffer used to process remaining bytes AESBLOCKSIZE. This buffer was not scrubbed and thus could lead to expose of unwanted...

CVE-2026-97591 s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine When a request is transferred to the engine via cryptotransferhashrequesttoengine there are two return codes signaling a successful transfer:...

CVE-2026-97591

The Linux kernel (specifically the s390/crypto architecture) contained a logic flaw in how it handled return codes when pushing requests to the crypto engine. In the PHMAC function, the crypto_transfer_hash_request_to_engine() call could return EBUSY in addition to EINPROGRESS to signal a success...

CVE-2026-97591

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine When a request is transferred to the engine via cryptotransferhashrequesttoengine there are two return codes signaling a successful transfer:...

EUVD-2026-86899

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix handling of EBUSY in PHMAC when req is pushed to crypto engine When a request is transferred to the engine via cryptotransferhashrequesttoengine there are two return codes signaling a successful transfer:...

EUVD-2026-86897

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix wrong return code to engine in asynch callbacks When cryptofinalizehashrequest or cryptofinalizeskcipherrequest explicitly completes a request, the doonerequest callback must return 0 to indicate successful...

CVE-2026-97589

The Linux kernel contains a vulnerability in the s390/crypto subsystem where asynch callbacks return an incorrect error code. Specifically, when crypto_finalize_hash_request() or crypto_finalize_skcipher_request() explicitly completes a request, the do_one_request callback must return 0. Returnin...

CVE-2026-97589 s390/crypto: Fix wrong return code to engine in asynch callbacks

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix wrong return code to engine in asynch callbacks When cryptofinalizehashrequest or cryptofinalizeskcipherrequest explicitly completes a request, the doonerequest callback must return 0 to indicate successful...

CVE-2026-97589 s390/crypto: Fix wrong return code to engine in asynch callbacks

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix wrong return code to engine in asynch callbacks When cryptofinalizehashrequest or cryptofinalizeskcipherrequest explicitly completes a request, the doonerequest callback must return 0 to indicate successful...

CVE-2026-97589

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Fix wrong return code to engine in asynch callbacks When cryptofinalizehashrequest or cryptofinalizeskcipherrequest explicitly completes a request, the doonerequest callback must return 0 to indicate successful...

CVE-2026-97587 perf: RISC-V: store available counter mask as bitmap

In the Linux kernel, the following vulnerability has been resolved: perf: RISC-V: store available counter mask as bitmap The available-counter mask was a single unsigned long, but iteration uses RISCVMAXCOUNTERS, which is 64. On RV32 that reads past the object. Filling with an unsigned-long bit a...

CVE-2026-97588 s390/crypto: Map EBUSY to EIO when key conversion fails repeatedly

In the Linux kernel, the following vulnerability has been resolved: s390/crypto: Map EBUSY to EIO when key conversion fails repeatedly When hardware persistently returns -EBUSY after exhausting retries, the error propagates to cryptofinalizerequest. The crypto API's completion wrapper treats -EBU...

CVE-2026-97586 afs: Fix missing kunmap in afs_dir_search_bucket()

In the Linux kernel, the following vulnerability has been resolved: afs: Fix missing kunmap in afsdirsearchbucket Fix afsdirsearchbucket to kunmap the block it's using in the "bad:" path...

CVE-2026-97585 afs: Fix double-unmap of directory block

In the Linux kernel, the following vulnerability has been resolved: afs: Fix double-unmap of directory block Fix afseditdirremove to use a cleanup function to unmap the block pointed to by afsdiriter::block if it's left pointing to something rather than manually kunmapping the blocks. Manually...

CVE-2026-97584 afs: Fix incorrect free in candidate cleanup in afs_lookup_server()

In the Linux kernel, the following vulnerability has been resolved: afs: Fix incorrect free in candidate cleanup in afslookupserver Fix afslookupserver to not free an existing server's endpoint state when cleaning up a candidate server. The candidate record doesn't have an endpoint state yet at...

CVE-2026-97582 hwmon: (gpio-fan) Fix use-after-free in alarm work

In the Linux kernel, the following vulnerability has been resolved: hwmon: gpio-fan Fix use-after-free in alarm work fanalarmirqhandler queues fandata-alarmwork, but nothing cancels it. fanalarmnotify dereferences fandata and its hwmon device. On unbind, devres frees the interrupt, which only wai...