PT-2026-90137

In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: validate write message length ipmb write read message fields before validating the length byte. A zero or short write can read uninitialized stack bytes. A length smaller than the SMBus header underflows the block wri...

PT-2026-90088

In the Linux kernel, the following vulnerability has been resolved: dm-pcache: clamp the tail kset read to the segment data region The tail-kset read in cache replay, the writeback worker and the GC worker bounds its length by PCACHE SEG SIZE - seg off, the raw segment size rather than the data...

PT-2026-90063

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: validate default EEPROM firmware size The default EEPROM firmware is parsed and copied as a full EEPROM without checking its length. A truncated file can make the driver read beyond the firmware buffer during...

PT-2026-90080

In the Linux kernel, the following vulnerability has been resolved: i3c: renesas: Check that the transfer is valid before accessing it The Renesas I3C driver uses an asynchronous model to transfer data. It prepares a struct renesas i3c xfer, enqueues it, and waits for completion. The interrupt...

PT-2026-90386

In the Linux kernel, the following vulnerability has been resolved: nfsd: hold rcu across localio cmpxchg retry nfsd file objects are freed via call rcu filecache.c:296, and nfsd file slab is created without SLAB TYPESAFE BY RCU KMEM CACHEnfsd file, 0 at filecache.c:789, so the slab page backing ...

PT-2026-90363

In the Linux kernel, the following vulnerability has been resolved: ceph: do not repeat ceph trim dentries if no progress possible ceph cap reclaim work re-queues itself for as long as ceph trim dentries returns -EAGAIN, which happens whenever a lease walk exhausts its nr to scan budget. This...

PT-2026-90371

In the Linux kernel, the following vulnerability has been resolved: ceph: fix UAF in kick flushing caps on cf entry freed during unlock list for each entry iterates ci-i cap flush list but drops i ceph lock to send cap messages. During the unlock window, handle cap flush ack can acquire i ceph...

PT-2026-90382

In the Linux kernel, the following vulnerability has been resolved: nfsd: reject out-of-range nseconds in NFSv3 SETATTR and create ops A client can send an NFSv3 SETATTR, CREATE, MKDIR, SYMLINK or MKNOD carrying an atime or mtime whose nseconds field is out of range. The value is well-formed on t...

PT-2026-90302

In the Linux kernel, the following vulnerability has been resolved: ata: libata-scsi: fix DSM TRIM for sector sizes larger than 2048 bytes ata scsi write same xlat translates a SCSI WRITE SAME command with the UNMAP bit set into an ATA DATA SET MANAGEMENT TRIM command. The TRIM descriptor is buil...

PT-2026-90412

In the Linux kernel, the following vulnerability has been resolved: nfsd: block non-SAVEFH ops after FOREIGN PUTFH to prevent NULL deref When CONFIG NFSD V4 2 INTER SSC is enabled, nfsd4 putfh can return success with fh dentry and fh export both NULL if fh verify returns nfserr stale and putfh-no...

PT-2026-90269

In the Linux kernel, the following vulnerability has been resolved: nouveau/gem: reserve the bo in the info ioctl around the vma lookup In the non-uvmm path, there could be a race between the info lookup finding the vma, and the gem close path closing the vma leading to a use-after-free. Spotted...

PT-2026-90240

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: clamp assoc request/response lengths before subtracting IE offsets ath6kl cfg80211 connect event subtracts fixed IE offsets from assoc req len -= 4 and assoc resp len -= 6, both u8, with no lower bound. The aggregat...

PT-2026-90251

In the Linux kernel, the following vulnerability has been resolved: svcrdma: Reorder rpcrdma rn unregister before rdma destroy id svc rdma free caches rdma-sc cm id-device before teardown, then calls rdma destroy idsc cm id which frees the cm id. rpcrdma rn unregister follows, but between those t...

PT-2026-90285

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: serialize security confirmation handling rfcomm security cfm looks up a session on session list and then walks its DLC list without holding rfcomm mutex. Since RFCOMM session teardown uses rfcomm mutex, krfcomm...

PT-2026-90268

In the Linux kernel, the following vulnerability has been resolved: params: fix charp corruption on allocation failure param set charp stores charp parameters in allocated memory after slab is available, and releases the previous value when the parameter is updated. The previous value is released...

PT-2026-90231

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fill in DMA padding bytes in scsi alloc sgtables During fuzz testing, the following issue was discovered: BUG: KMSAN: uninit-value in dma map sg attrs+0x217/0x310 dma map sg attrs+0x217/0x310 dma map sg attrs+0x4a/0x7...

PT-2026-90199

In the Linux kernel, the following vulnerability has been resolved: nvme: zero the discard fallback page nvme setup discard always maps sizeofstruct nvme dsm range NVME DSM MAX RANGES = 4096 bytes as the DSM payload however many ranges the command declares, because some devices ignore the 'Number...

PT-2026-90211

In the Linux kernel, the following vulnerability has been resolved: ocfs2: bound namelen in dlm migrate request handler Patch series "ocfs2/dlm: bound peer-controlled lengths in the o2dlm". The o2dlm receive handlers trust u8 length and count fields from the wire without bounding them, so a node ...

PT-2026-90272

In the Linux kernel, the following vulnerability has been resolved: module: validate string table section types In elf validity cache sechdrs, section sizes and offsets are validated, unless the section type is SHT NULL or SHT NOBITS. Later, elf validity cache secstrings and elf validity cache...

PT-2026-90286

In the Linux kernel, the following vulnerability has been resolved: cxl/mce: Make the MCE notifier per-region Flavien Solt reported lifetime issues with the CXL MCE notifier, which can lead to NULL dereferences and use-after-free in the MCE handler. The notifier was registered per memory device a...