CVE-2026-45905

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix iprtbug race in icmproutelookup reverse path icmproutelookup performs multiple route lookups to find a suitable route for sending ICMP error messages, with special handling for XFRM IPsec policies. The lookup sequence i...

CVE-2026-45892

In the Linux kernel, the following vulnerability has been resolved: ext4: drop extent cache after doing PARTIALVALID1 zeroout When splitting an unwritten extent in the middle and converting it to initialized in ext4splitextent with the EXT4EXTMAYZEROOUT and EXT4EXTDATAVALID2 flags set, it could...

CVE-2026-45890

In the Linux kernel, the following vulnerability has been resolved: xen-netback: reject zero-queue configuration from guest A malicious or buggy Xen guest can write "0" to the xenbus key "multi-queue-num-queues". The connect function in the backend only validates the upper bound requestednumqueue...

CVE-2026-45891

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix double free issue for tx spare buffer In hns3setringparam, a temporary copy tmprings of the ring structure is created for rollback. However, the txspare pointer in the original ring handle is incorrectly left...

CVE-2026-45895

In the Linux kernel, the following vulnerability has been resolved: quota: fix livelock between quotactl and freezesuper When a filesystem is frozen, quotactlblock enters a retry loop waiting for the filesystem to thaw. It acquires sumount, checks the freeze state, drops sumount and uses...

CVE-2026-45896

In the Linux kernel, the following vulnerability has been resolved: mtd: intel-dg: Fix accessing regions before setting nregions The regions array is counted by nregions, but it's set only after accessing it: UBSAN: array-index-out-of-bounds in drivers/mtd/devices/mtdinteldg.c:750:15 index 0 is o...

CVE-2026-45897

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftcounter: serialize reset with spinlock Add a global static spinlock to serialize counter fetch+reset operations, preventing concurrent dump-and-reset from underrunning values. The lock is taken before fetching the...

CVE-2026-45882

In the Linux kernel, the following vulnerability has been resolved: power: supply: pm8916bmsvm: Fix use-after-free in powersupplychanged Using the devm variant for requesting IRQ before the devm variant for allocating/registering the powersupply handle, means that the powersupply handle will be...

CVE-2026-45886

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix bpfxdpstorebytes proto for read-only arg While making some maps in Cilium read-only from the BPF side, we noticed that the bpfxdpstorebytes proto is incorrect. In particular, the verifier was throwing the following error...

CVE-2026-45883

In the Linux kernel, the following vulnerability has been resolved: iio: sca3000: Fix a resource leak in sca3000probe spi-irq from requestthreadedirq not released when iiodeviceregister fails. Add an return value check and jump to a common error handler when iiodeviceregister fails...

CVE-2026-45884

In the Linux kernel, the following vulnerability has been resolved: apparmor: avoid per-cpu hold underflow in aagetbuffer When aagetbuffer pulls from the per-cpu list it unconditionally decrements cache-hold. If hold reaches 0 while count is still non-zero, the unsigned decrement wraps to UINTMAX...

CVE-2026-45887

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix memleak of newsk in unixstreamconnect. When preparepeercred fails in unixstreamconnect, unixreleasesock is not called for newsk, and the memory is leaked. Let's move preparepeercred before unixcreate1...

CVE-2026-45888

In the Linux kernel, the following vulnerability has been resolved: md/raid1: fix memory leak in raid1run raid1run calls setupconf which registers a thread via mdregisterthread. If raid1setlimits fails, the previously registered thread is not unregistered, resulting in a memory leak of the mdthre...

CVE-2026-45889

In the Linux kernel, the following vulnerability has been resolved: mptcp: do not account for OoO in mptcprcvbufgrow MPTCP-level OoOs are physiological when multiple subflows are active concurrently and will not cause retransmissions nor are caused by drops. Accounting for them in mptcprcvbufgrow...

CVE-2026-45878

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Fix watchid bounds checking in debug address watch v2 The address watch clear code receives watchid as an unsigned value u32, but some helper functions were using a signed int and checked bits by shifting with watchid...

CVE-2026-45875

In the Linux kernel, the following vulnerability has been resolved: mfd: arizona: Fix regulator resource leak on wm5102clearwritesequencer failure The wm5102clearwritesequencer helper may return an error and just return, bypassing the cleanup sequence and causing regulators to remain enabled,...

CVE-2026-45876

In the Linux kernel, the following vulnerability has been resolved: arm64/gcs: Fix error handling in archsetshadowstackstatus allocgcs returns an error-encoded pointer on failure, which comes from dommap, not NULL. The current NULL check fails to detect errors, which could lead to using an invali...

CVE-2026-45877

In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: fix NULL-ptr-deref in ishtpbusremoveallclients During a warm reset flow, the cl-device pointer may be NULL if the reset occurs while clients are still being enumerated. Accessing cl-device-referencecount witho...

CVE-2026-45881

In the Linux kernel, the following vulnerability has been resolved: soc: mediatek: svs: Fix memory leak in svsenabledebugwrite In svsenabledebugwrite, the buf allocated by memdupusernul is leaked if kstrtoint fails. Fix this by using freekfree to automatically free buf, eliminating the need for...

UBUNTU-CVE-2026-46001

In the Linux kernel, the following vulnerability has been resolved: hwmon: pt5161l Fix bugs in pt5161lreadblockdata Fix two bugs in pt5161lreadblockdata: 1. Buffer overrun: The local buffer rbuf is declared as u8 rbuf24, but i2csmbusreadblockdata can return up to I2CSMBUSBLOCKMAX 32 bytes. The...