EUVD-2026-5844

In the Linux kernel, the following vulnerability has been resolved: ceph: fix oops due to invalid pointer for kfree in parselongname This fixes a kernel oops when reading ceph snapshot directories .snap, for example by simply running ls /mnt/myceph/.snap. The variable str is guarded by freekfree,...

CVE-2026-23197

The CVE-2026-23197 issue affects the Linux kernel i2c_imx driver: when a block read returns an invalid length (not in range), the length handler sets IMX_I2C_STATE_FAILED, but i2c_imx_master_isr() overwrites it with IMX_I2C_STATE_READ_CONTINUE, causing an endless read loop that overruns buffers a...

CVE-2026-23195 cgroup/dmem: avoid pool UAF

In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: avoid pool UAF An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 UID: 0 PID: 527 Comm: insmod...

CVE-2026-23193 scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count()

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsitdecsessionusagecount In iscsitdecsessionusagecount, the function calls complete while holding the sess-sessionusagelock. Similar to the connection usage count logic, the waiter...

CVE-2026-23193 scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count()

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fix use-after-free in iscsitdecsessionusagecount In iscsitdecsessionusagecount, the function calls complete while holding the sess-sessionusagelock. Similar to the connection usage count logic, the waiter...

CVE-2026-23192

In the Linux kernel, the following vulnerability has been resolved: linkwatch: use devput in callers to prevent UAF After linkwatchdodev calls devput to release the linkwatch reference, the device refcount may drop to 1. At this point, netdevruntodo can proceed since linkwatchsyncdev sees an empt...

CVE-2026-23192 linkwatch: use __dev_put() in callers to prevent UAF

In the Linux kernel, the following vulnerability has been resolved: linkwatch: use devput in callers to prevent UAF After linkwatchdodev calls devput to release the linkwatch reference, the device refcount may drop to 1. At this point, netdevruntodo can proceed since linkwatchsyncdev sees an empt...

EUVD-2026-5854

In the Linux kernel, the following vulnerability has been resolved: ceph: fix NULL pointer dereference in cephmdsauthmatch The CephFS kernel client has regression starting from 6.18-rc1. We have issue in cephmdsauthmatch if fsname == NULL: const char fsname = mdsc-fsc-mountoptions-mdsnamespace;...

CVE-2026-23183 cgroup/dmem: fix NULL pointer dereference when setting max

In the Linux kernel, the following vulnerability has been resolved: cgroup/dmem: fix NULL pointer dereference when setting max An issue was triggered: BUG: kernel NULL pointer dereference, address: 0000000000000000 PF: supervisor read access in kernel mode PF: errorcode0x0000 - not-present page P...

EUVD-2026-5861

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: add bounds check for ifid in IRQ handler The IRQ handler extracts ifid from the upper 16 bits of the hardware status register and uses it to index into ethsw-ports without validation. Since ifid can be any 16-bit...

CVE-2026-23176 platform/x86: toshiba_haps: Fix memory leaks in add/remove routines

In the Linux kernel, the following vulnerability has been resolved: platform/x86: toshibahaps: Fix memory leaks in add/remove routines toshibahapsadd leaks the haps object allocated by it if it returns an error after allocating that object successfully. toshibahapsremove does not free the object...

CVE-2026-23164

In the Linux kernel, the following vulnerability has been resolved: rocker: fix memory leak in rockerworldportpostfini In rockerworldportpreinit, rockerport-wpriv is allocated with kzallocwops-portprivsize, GFPKERNEL. However, in rockerworldportpostfini, the memory is only freed when...

CVE-2026-23162

In the Linux kernel, the following vulnerability has been resolved: drm/xe/nvm: Fix double-free on aux add failure After a successful auxiliarydeviceinit, auxdev-dev.release xenvmreleasedev is responsible for the kfreenvm. When there is failure with auxiliarydeviceadd, driver will call...

CVE-2026-23150

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix memleak in nfcllcpsenduiframe. syzbot reported various memory leaks related to NFC, struct nfcllcpsock, skbuff, nfcdev, etc. 0 The leading log hinted that nfcllcpsenduiframe failed to allocate skb due to sockerrors...

CVE-2026-23143

In the Linux kernel, the following vulnerability has been resolved: virtionet: Fix misalignment bug in struct virtnetinfo Use the new TRAILINGOVERLAP helper to fix a misalignment bug along with the following warning: drivers/net/virtionet.c:429:46: warning: structure containing a flexible array...

UBUNTU-CVE-2026-23134

In the Linux kernel, the following vulnerability has been resolved: slab: fix kmallocnolock context check for PREEMPTRT On PREEMPTRT kernels, locallock becomes a sleeping lock. The current check in kmallocnolock only verifies we're not in NMI or hard IRQ context, but misses the case where...

CVE-2026-23150

Technical details about CVE-2026-23150 are not publicly provided in the supplied documents. The description mentions a memory leak fix in NFC LLCP, but no vendor/product/version specifics or remediation steps are included here. Monitor for updates.

CVE-2026-23150

In the Linux kernel, the following vulnerability has been resolved: nfc: llcp: Fix memleak in nfcllcpsenduiframe. syzbot reported various memory leaks related to NFC, struct nfcllcpsock, skbuff, nfcdev, etc. 0 The leading log hinted that nfcllcpsenduiframe failed to allocate skb due to sockerrors...

CVE-2026-23139

CVE-2026-23139 affects the Linux kernel netfilter nf_conncount code. The root cause was that the last_gc timestamp was updated every time a connection was tracked, even when a garbage collection (GC) was not performed, enabling potential GC bypass under high packet rates and unbounded growth of t...

CVE-2026-23130 wifi: ath12k: fix dead lock while flushing management frames

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix dead lock while flushing management frames Commit 1 converted the management transmission work item into a wiphy work. Since a wiphy work can only run under wiphy lock protection, a race condition happens in bel...