CVE-2026-53093

A flaw was found in the Linux kernel's Broadcom FullMAC wireless driver brcmfmac. The brcmfchipaddcore function does not properly check for error pointers, leading to a dereference of a possible error pointer. This vulnerability could allow a local attacker to cause a system crash, resulting in a...

SUSE CVE-2026-52969

In the Linux kernel, the following vulnerability has been resolved: KVM: Reject wrapped offset in kvmresetdirtygfn kvmresetdirtygfn guards the gfn range with if !memslot || offset + flsmask = memslot-npages return; but offset is u64 and the addition is unchecked. The check can be silently bypasse...

SUSE CVE-2026-53240

In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: fix use-after-free on firstskb in inputprocesspayload inputprocesspayload stores firstskb into xtfs-ranewskb under droplock when starting partial reassembly, then unlocks and breaks out of the processing loop. The...

CVE-2026-53200

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM for ARM64 architectures. This vulnerability arises from incorrect handling of the Execute Never XN bit, a memory protection feature, when the FEATXNX feature is not enabled. This error can lead to execute permissions being...

PT-2026-52950

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists where the fuse dentry revalidate function may be called with a dentry that has an uninitialized d time variable. This behavior was identified using KMSAN, occurring when...

PT-2026-52922

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.18.22 Description An issue exists in the AMD IOMMU implementation where the rlookup amd iommu function indexes the rlookup table using the devid variable without performing a bounds check. When a PCI device has...

Vulnerability of the ctnetlink_change_timeout() function in Linux operating system kernels, which allows a hacker to

The vulnerability of the ctnetlinkchangetimeout function in Linux operating systems is related to the operation exceeding the buffer boundaries in memory. Exploiting this vulnerability can allow an attacker to trigger a service failure...

CVE-2026-53131

A flaw was found in the Linux kernel's netfilter component. Certain netfilter modules, including ip6teui64 and xtmac, accessed Ethernet MAC header data without first verifying that an Ethernet device was associated with the network packet or that the MAC header was present and of sufficient lengt...

Security Bulletin: IBM MQ Appliance is affected by a Linux kernel vulnerability (CVE-2024-41073)

Summary IBM MQ appliance has addressed a Linux kernel vulnerability. Vulnerability Details CVEID:CVE-2024-41073 DESCRIPTION: In the Linux kernel, the following vulnerability has been resolved: nvme: avoid double free special payload If a discard request needs to be retried, and that retry may fai...

CVE-2026-53275

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: Fix use-after-free when processing MLD queries When processing an MLD query, a pointer to the multicast group address is retrieved when initially parsing the packet. This pointer is later dereferenced without being...

CVE-2026-53154

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: restore reservation on error in hugetlb folio copy paths Two sites in mm/hugetlb.c allocate a hugetlb folio via allochugetlbfolio consuming a VMA reservation and then call copyuserlargefolio, which became int-returnin...

UBUNTU-CVE-2026-53174

In the Linux kernel, the following vulnerability has been resolved: ovl: keep err zero after successful ovlcacheget ovliteratemerged stores PTRERRcache in err before checking ISERRcache. On success err holds the truncated cache pointer and can be returned as a bogus non-zero error. The syzbot...

UBUNTU-CVE-2026-53196

In the Linux kernel, the following vulnerability has been resolved: USB: serial: ioti: fix heap overflow in getmanufinfo getmanufinfo reads le16tocpuromdesc-Size bytes from the device I2C EEPROM into a buffer allocated with kmallocobj, which is sizeofstruct edgetimanufdescriptor = 10 bytes. The...

UBUNTU-CVE-2026-53169

In the Linux kernel, the following vulnerability has been resolved: accel/ethosu: reject NPUOPRESIZE commands from userspace NPUOPRESIZE is a U85-only command that the driver does not yet implement. The existing WARNON1 placeholder fires unconditionally whenever userspace submits this command via...

UBUNTU-CVE-2026-53198

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free of a deferred filelock on double SMB2CANCEL A deferred byte-range lock an SMB2LOCK that blocks registers an async work on conn-asyncrequests via setupasyncwork, with cancelfn = smb2removeblockedlock and...

UBUNTU-CVE-2026-53132

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: fix potential unbounded skb queue virtiotransportincrxpkt checks vvs-rxbytes + len vvs-bufalloc. virtiotransportrecvenqueue skips coalescing for packets with VIRTIOVSOCKSEQEOM. If fed with packets with len == 0 and...

UBUNTU-CVE-2026-53220

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...

CVE-2026-53214

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix a potential NPD in cleanupprefixroute addrconfgetprefixroute can return the fib6nullentry sentinel entry which has a NULL fib6table pointer. Therefore, before setting the route's expiration time, check that we are not...

CVE-2026-53274

CVE-2026-53274 affects the Linux kernel net/smc code. A logic flaw in __smc_setsockopt() allowed a local unprivileged user to cause a Denial of Service by keeping the socket lock held during a copy_from_sockptr() operation. The vulnerability occurs because the copy is performed while holding lock...

CVE-2026-53272 erofs: fix use-after-free on sbi->sync_decompress

In the Linux kernel, the following vulnerability has been resolved: erofs: fix use-after-free on sbi-syncdecompress zerofsdecompresskickoff can race with filesystem unmount, causing a use-after-free on sbi-syncdecompress. When I/O completes, zerofsendio calls zerofsdecompresskickoff to queue...