PT-2026-121946

In the Linux kernel, the following vulnerability has been resolved: net/sched: em text: reject unterminated algo before autoload This is a follow-up to commit 9c572a83037a "net/sched: fix potential stack infoleak in em text dump", which zero-initialised the dump-side struct. Sashiko pointed at a...

PT-2026-122041

In the Linux kernel, the following vulnerability has been resolved: cipso: adjust cached option offsets when removing CIPSO cipso v4 skbuff delattr removes the CIPSO bytes but does not adjust cached offsets for options that follow them. For example, with a valid 10-byte CIPSO option followed by a...

PT-2026-121922

In the Linux kernel, the following vulnerability has been resolved: flow dissector: avoid u16 truncation of hlen in bpf flow dissect bpf flow dissect sanitizes the offsets returned by the BPF program with clamp tu16, ..., hlen. If hlen is bigger than 65535, the upper bound is truncated before the...

PT-2026-122040

In the Linux kernel, the following vulnerability has been resolved: dm ioctl: don't let data start run past the buffer struct dm ioctl has seven bytes of trailing padding, so the smallest buffer userspace is allowed to ask for, offsetofstruct dm ioctl, data, is seven bytes shorter than sizeofstru...

PT-2026-122051

In the Linux kernel, the following vulnerability has been resolved: ipv4: stop PMTU walk when nexthop group shrinks Commit 7d3f3b4367f3 "net: ipv4: Cache pmtu for all packet paths if multipath enabled" made ip rt update pmtu update every path. For nexthop objects, fib info num path and fib info n...

PT-2026-121899

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM arm64 nested virtualization implementation regarding the life cycle of the nested mmus array, which stores shadow page tables used during nested contexts. When...

PT-2026-121925

In the Linux kernel, the following vulnerability has been resolved: devlink: fix devlink rel reference leak when notify work is pending devlink rel nested in notify work schedule takes a reference on the devlink rel for the notify work and then queues the work, ignoring the return value of schedu...

PT-2026-122048

In the Linux kernel, the following vulnerability has been resolved: ipv4: do not warn on route notification size race Commit 680aea08e78c "net: ipv4: Emit notification when fib hardware flags are changed" added asynchronous route notifications for hardware flag changes. fib alias hw flags set siz...

PT-2026-122034

In the Linux kernel, the following vulnerability has been resolved: xen/netfront: don't leak the skb when xennet fill frags fails When a response chain has more slots than fit in the skb's frags, xennet fill frags returns an error and xennet poll jumps to its error path. That path moves what's le...

PT-2026-122042

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Handle cpu hotplug race in guarantee active cpus With commit 2125c0034c5d "cgroup/cpuset: Make cpuset hotplug processing synchronous", the cpuset hotplug operation becomes synchronous. That commit also removes the...

Linux kernel Resource Control Compromise

The vulnerability of the Linux operating system’s kernel is related to insufficient control over resources during its existence. Exploiting this vulnerability can allow attackers to compromise the confidentiality, integrity, and accessibility of the protected information...

Linux kernel Bluetooth mgmt_add_adv_patterns_monitorComplete msft_le_monitor_advertisementCB Do

The vulnerability of the mgmtaddadvpatternsmonitorComplete function in the net/bluetooth/mgmt.c component and the msftlemonitoradvertisementcb function in the net/bluetooth/msft.c component of the Linux kernel is related to the implementation of incorrect flow control. Exploiting this vulnerabili...

Linux kernel Resource Control Compromise

The vulnerability of the Linux operating system’s kernel is related to insufficient control over resources during its existence. Exploiting this vulnerability can allow attackers to compromise the confidentiality, integrity, and accessibility of the protected information...

Linux kernel Control Flow

The vulnerability of the Linux operating system’s kernel is related to the implementation of an incorrect control flow. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

Linux kernel Control Flow

The vulnerability of the Linux operating system’s kernel is related to the implementation of an incorrect control flow. Exploiting this vulnerability allows a remote attacker to compromise the confidentiality, integrity, and accessibility of the protected information...

Linux kernel batadv_interface_rx() Buffer Overflow

The vulnerability of the batadvinterfacerx function in the net/batman-adv/soft-interface.c component of the Linux kernel is related to the improper implementation of the control flow. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility ...

PT-2026-122039

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: account only unread bytes in read skb After a partial stream receive, rx bytes tracks the unread suffix while buf used and peer credit still cover the whole packet. virtio transport read skb dequeues that packet but...

Linux kernel security vulnerabilities

A security vulnerability exists in Linux kernel version 5.14. It stems from the ASoC qcom lpass-cpu driver’s use of DAI IDs as indices for the variant-daidriver array when configuring DAI, rather than using cyclic indices. This results in out-of-bounds writes or improper access to the DAI table...

PT-2026-121848

In the Linux kernel, the following vulnerability has been resolved: irqchip/gic-v5: Immediately exec priority drop following activate With GICv5 an interrupt of equal or lower priority cannot be signalled until there has been a priority drop. This is done via the GIC CDEOI system instruction. Onc...

Linux kernel security vulnerabilities

A security vulnerability exists in Linux kernel version 6.19. It arises because ovldomkdir uses %pd to print the input dentry after calling vfsmkdir. When CONFIGOVERLAYFSDEBUG is enabled, this may lead to reuse of freed dentries...