UBUNTU-CVE-2026-53294

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs...

UBUNTU-CVE-2026-53305

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ps883x: Fix Oops at unbind When trying to unbind a device in order to bind to it vfio-platform as: echo bc0000.geniqup /sys/bus/platform/devices/bc0000.geniqup/driver/unbind I get the following Oops: 436.478639 Unable...

CVE-2026-53309

In the Linux kernel, the following vulnerability has been resolved: ocfs2/dlm: fix off-by-one in dlmmatchregions region comparison The local-vs-remote region comparison loop uses '=' instead of '', causing it to read one entry past the valid range of qrregions. The other loops in the same functio...

CVE-2026-53322

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

CVE-2026-53305

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ps883x: Fix Oops at unbind When trying to unbind a device in order to bind to it vfio-platform as: echo bc0000.geniqup /sys/bus/platform/devices/bc0000.geniqup/driver/unbind I get the following Oops: 436.478639 Unable...

CVE-2026-53299

In the Linux kernel, the following vulnerability has been resolved: net: airoha: Move ndesc initialization at end of airohaqdmainittx If queue entry list allocation fails in airohaqdmainittxqueue routine, airohaqdmacleanuptxqueue will trigger a NULL pointer dereference accessing the queue entry...

UBUNTU-CVE-2026-53316

In the Linux kernel, the following vulnerability has been resolved: drm/amd/ras: Fix NULL deref in rascorerasinterruptdetected Fixes a NULL pointer dereference when rascore is NULL and rascore-dev is accessed in the error path. Reported by: Dan Carpenter...

UBUNTU-CVE-2026-53304

In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Resolve soft lockup issue when opening /dev/sgX The parameter defreservedsize defines the default buffer size reserved for each Sgfd and should be restricted to a range between 0 and 1,048,576 see...

UBUNTU-CVE-2026-53322

In the Linux kernel, the following vulnerability has been resolved: vfio/pci: Clean up DMABUFs before disabling function On device shutdown, make vfiopcicoreclosedevice call vfiopcidmabufcleanup before the function is disabled via vfiopcicoredisable. This ensures that all access via DMABUFs is...

CVE-2026-53313

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid NULL dereference in dcdmubsrv error paths In dcdmubsrvlogdiagnosticdata and dcdmubsrvenabledpiatrace. Both functions check: if !dcdmubsrv || !dcdmubsrv-dmub and then call DCLOGERROR inside that block...

UBUNTU-CVE-2026-53286

In the Linux kernel, the following vulnerability has been resolved: idpf: fix double free and use-after-free in aux device error paths When auxiliarydeviceadd fails in idpfplugvportauxdev or idpfplugcoreauxdev, the errauxdevadd label calls auxiliarydeviceuninit and falls through to errauxdevinit...

UBUNTU-CVE-2026-53292

In the Linux kernel, the following vulnerability has been resolved: net: phonet: do not BUGON in pnsocketautobind on failed bind syzbot reported a kernel BUG triggered from pnsocketsendmsg via pnsocketautobind: kernel BUG at net/phonet/socket.c:213! RIP: 0010:pnsocketautobind...

CVE-2026-55188 RustFS: ListRemoteTargetHandler authorization bypass leaks replication target credentials

RustFS is a distributed object storage system built in Rust. From 1.0.0-alpha.1 until 1.0.0-beta.9, RustFS contains an authorization bypass in the bucket replication admin API. The ListRemoteTargetHandler handler for listing remote replication targets only checks whether request credentials exist...

CVE-2026-44733 OpenProject: Business Logic Error on OpenProject through PATCH request to /api/v3/users/me permits to bypass password requirements

OpenProject is open-source, web-based project management software. Prior to 17.3.2 and 17.4.0, Business Logic Error on OpenProject through PATCH request to /api/v3/users/me permits to bypass password requirements. A password validation flaw in the change password behavior allows attackers to chan...

CVE-2026-53323 net: dsa: remove redundant netdev_lock_ops() from conduit ethtool ops

In the Linux kernel, the following vulnerability has been resolved: net: dsa: remove redundant netdevlockops from conduit ethtool ops DSA replaces the conduit master device's ethtoolops with its own wrappers that aggregate stats from both the conduit and DSA switch ports. Taking the lock again...

CVE-2026-53320 nilfs2: reject zero bd_oblocknr in nilfs_ioctl_mark_blocks_dirty()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject zero bdoblocknr in nilfsioctlmarkblocksdirty nilfsioctlmarkblocksdirty uses bdoblocknr to detect dead blocks by comparing it with the current block number bdblocknr. If they differ, the block is considered dead and...

CVE-2026-53320

In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject zero bdoblocknr in nilfsioctlmarkblocksdirty nilfsioctlmarkblocksdirty uses bdoblocknr to detect dead blocks by comparing it with the current block number bdblocknr. If they differ, the block is considered dead and...

CVE-2026-53320

Technical details of CVE-2026-53320 are not publicly provided in the supplied documents; no vendor/product/patch information is confirmed here. Monitor for updates.

CVE-2026-53315

In the Linux kernel, the following vulnerability has been resolved: drm/amd/ras: Fix NULL deref in rascoregetutcsecondtimestamp rascoregetutcsecondtimestamp retrieves the current UTC timestamp in seconds since the Unix epoch through a platform-specific RAS system callback and is used for...

CVE-2026-53314 padata: Put CPU offline callback in ONLINE section to allow failure

In the Linux kernel, the following vulnerability has been resolved: padata: Put CPU offline callback in ONLINE section to allow failure syzbot reported the following warning: DEAD callback error for CPU1 WARNING: kernel/cpu.c:1463 at cpudown+0x759/0x1020 kernel/cpu.c:1463, CPU0: syz.0.1960/14614 ...