CVE-2026-22991 libceph: make free_choose_arg_map() resilient to partial allocation

In the Linux kernel, the following vulnerability has been resolved: libceph: make freechooseargmap resilient to partial allocation freechooseargmap may dereference a NULL pointer if its caller fails after a partial allocation. For example, in decodechooseargs, if allocation of argmap-args fails,...

CVE-2026-22989 nfsd: check that server is running in unlock_filesystem

In the Linux kernel, the following vulnerability has been resolved: nfsd: check that server is running in unlockfilesystem If we are trying to unlock the filesystem via an administrative interface and nfsd isn't running, it crashes the server. This happens currently because nfsd4revokestates acce...

CVE-2026-22988 arp: do not assume dev_hard_header() does not change skb->head

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume devhardheader does not change skb-head arpcreate is the only devhardheader caller making assumption about skb-head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after...

CVE-2026-22983

The CVE-2026-22983 entry refers to a Linux kernel issue where msg_get_inq was written in the callee, risking a NULL pointer dereference. The vulnerability is described as a kernel-internal variant of msghdr where callers reinitialize the field; fixing the write is intended to improve robustness a...

UBUNTU-CVE-2025-71153

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

CVE-2025-71155 KVM: s390: Fix gmap_helper_zap_one_page() again

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: Fix gmaphelperzaponepage again A few checks were missing in gmaphelperzaponepage, which can lead to memory corruption in the guest under specific circumstances. Add the missing checks...

CVE-2025-71153 ksmbd: Fix memory leak in get_file_all_info()

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix memory leak in getfileallinfo In getfileallinfo, if vfsgetattr fails, the function returns immediately without freeing the allocated filename, leading to a memory leak. Fix this by freeing the filename before returning...

UBUNTU-CVE-2025-71145

In the Linux kernel, the following vulnerability has been resolved: usb: phy: isp1301: fix non-OF device reference imbalance A recent change fixing a device reference leak in a UDC driver introduced a potential use-after-free in the non-OF case as the isp1301getclient helper only increases the...

CVE-2025-71150 ksmbd: Fix refcount leak when invalid session is found on session lookup

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71150 ksmbd: Fix refcount leak when invalid session is found on session lookup

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fix refcount leak when invalid session is found on session lookup When a session is found but its state is not SMB2SESSIONVALID, It indicates that no valid session was found, but it is missing to decrement the reference...

CVE-2025-71147 KEYS: trusted: Fix a memory leak in tpm2_load_cmd

In the Linux kernel, the following vulnerability has been resolved: KEYS: trusted: Fix a memory leak in tpm2loadcmd 'tpm2loadcmd' allocates a tempoary blob indirectly via 'tpm2keydecode' but it is not freed in the failure paths. Address this by wrapping the blob into with a cleanup helper...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004913)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004913 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fix potential buffer overflow in nisetmcspecialregisters The last case label can writ...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004838)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004838 advisory. In the Linux kernel, the following vulnerability has been resolved: cxl: Fix a memory leak in an error handling path A bitmapzalloc must be balanced by a correspondi...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004926)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004926 advisory. In the Linux kernel, the following vulnerability has been resolved: powerpc/64: Init jump labels before parseearlyparam On 64-bit, calling jumplabelinit in...

PT-2026-4357

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to a device reference imbalance within the ISP1301 USB PHY driver. A recent fix for a device reference leak in a UDC driver introduced a potenti...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the smb3reconfigure function not releasing the password buffer when it fails, potentially leading...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004891)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004891 advisory. In the Linux kernel, the following vulnerability has been resolved: ASoC: mt6797-mt6351: Fix refcount leak in mt6797mt6351devprobe ofparsephandle returns a node...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004909)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004909 advisory. In the Linux kernel, the following vulnerability has been resolved: video: fbdev: vt8623fb: Check the size of screen before memsetio In the function vt8623fbsetpar,...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004924)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004924 advisory. In the Linux kernel, the following vulnerability has been resolved: vhost/vsock: Use kvmalloc/kvfree for larger packets. When copying a large file over sftp over...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004840)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004840 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers:md:fix a potential use-after-free bug In line 2884, raid5releasestripesh %NASLMINLEVEL...