CVE-2026-74645

In the Linux kernel, the following vulnerability has been resolved: mm/damon/lrusort: error out for 10000 activemembp damosquotascore can trigger division by zero if the target value is zero. DAMONLRUSORT lets users set the target value for the hot memory scheme via activemembp parameter. It avoi...

CVE-2026-74706

In the Linux kernel, the following vulnerability has been resolved: bnge: Fix NULL pointer dereference in aux device release If allocation of auxrdev fails during auxiliary device setup, the error path calls auxiliarydeviceuninit, which eventually invokes bngeauxdevrelease. The release callback...

CVE-2026-74728

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74695

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfflowtable: drop existing skb dst before skbdstsetnoref Incoming skbs passing through netfilter flowtable offload hooks or XFRM offload path might already carry a ref-counted dstentry assigned during earlier RX or...

UBUNTU-CVE-2026-74624

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrack: defer invalid log until after unlock TCP and SCTP conntrack paths can emit invalid-packet logs while ct-lock is still held. When invalid logging is routed to nfnetlinklog and conntrack export is enabled, t...

UBUNTU-CVE-2026-74704

In the Linux kernel, the following vulnerability has been resolved: net/sched: schcake: drop WARNON1 for malformed packets in ACK filter The schcake ACK filter parses packets to find the TCP header and filter duplicated ACKs if the flow is backlogged. The parsing code contains a WARNON1 which can...

UBUNTU-CVE-2026-74652

In the Linux kernel, the following vulnerability has been resolved: serial: amba-pl011: cancel RS485 hrtimers after freeing IRQ The RS485 trigger hrtimers are embedded in the devm-managed port and can fire after it is freed. The IRQ handler can arm a timer, so free the IRQ first and then cancel...

UBUNTU-CVE-2026-74605

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

UBUNTU-CVE-2026-74648

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: validate monitor transmit frame lengths rtwcfg80211monitorifxmitentry removes the radiotap header and then reads the 802.11 frame control field without checking that a base 802.11 header remains. The data path...

UBUNTU-CVE-2026-74676

In the Linux kernel, the following vulnerability has been resolved: vt: add permission check for KDSKBMETA ioctl KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all other keyboard setter ioctls in vtkioctl enforce, allowing a process to change meta mode on a non-controlling...

UBUNTU-CVE-2026-74733

In the Linux kernel, the following vulnerability has been resolved: gpio: pca953x: fix pca953xirqbussyncunlock regmap lock Locking is disabled in the regmap config as this driver uses its own lock. This means that all calls to regmap functions read or write must hold the i2clock. The function...

UBUNTU-CVE-2026-74700

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Always acquire rtnllock when destroying locked classifiers Another challenge with unlocked filters. There is a short window in tcnewtfilter where a tcfproto can be found and briefly referenced by a totally...

UBUNTU-CVE-2026-74607

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Serialize accesses to the owner and mirror list with separate lock Interaction between KVMCAPVMMOVEENCCONTEXTFROM and KVMCAPVMCOPYENCCONTEXTFROM can cause two separate issues: - in sevmigratefrom, when the destination K...

UBUNTU-CVE-2026-74666

In the Linux kernel, the following vulnerability has been resolved: packet: synchronize pressure clearing with ring reconfiguration packetsetring updates the RX ring state under skreceivequeue.lock, but used to publish the tpacket receive mode through po-prothook.func after releasing that lock...

UBUNTU-CVE-2026-74695

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfflowtable: drop existing skb dst before skbdstsetnoref Incoming skbs passing through netfilter flowtable offload hooks or XFRM offload path might already carry a ref-counted dstentry assigned during earlier RX or...

UBUNTU-CVE-2026-74711

In the Linux kernel, the following vulnerability has been resolved: hwmon: pmbus Fix type confusion in notification logic Sashiko reports: At the start of the loop in pmbusnotify, the code unconditionally casts every attribute to a struct sensordeviceattribute:...

UBUNTU-CVE-2026-74712

In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: Fix buffer length in createdirectkeys We have seen in our CI the following KASAN message: BUG: KASAN: slab-out-of-bounds in cmdexec+0x550/0xca0 mlx5core Read of size 272 at addr 0000000176795020 by task...

UBUNTU-CVE-2026-74663

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject overly deep qdisc hierarchies Deep qdisc hierarchies can lead to excessive recursion in qdisc tree walkers and exhaust the kernel stack. The existing loop check does not cover the create-and-graft path, so a...

CVE-2026-74598

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix Route Information option length validation rt6routercv validates the Route Information option RFC 4191 length against the prefix length, but both checks are off by one. rinfo-length is the ND option length in units of 8...

CVE-2026-74703

In the Linux kernel, the following vulnerability has been resolved: vhost-scsi: Validate T10 PI scatterlist counts When T10 PI is negotiated, vhost-scsi splits protection bytes from the data iterator before mapping the request scatterlists. A malformed request can claim protection bytes that cove...