CVE-2026-63825 gcov: use atomic counter updates to fix concurrent access crashes

In the Linux kernel, the following vulnerability has been resolved: gcov: use atomic counter updates to fix concurrent access crashes GCC's GCOV instrumentation can merge global branch counters with loop induction variables as an optimization. In inflatefast, the inner copy loops get transformed ...

The vulnerability of the destroy_mc() function in the drivers/infiniband/core/cma.c file of the Linux kernel’s InfiniBand driver allows a remote attacker to cause a service failure.

The vulnerability of the destroymc function in the drivers/infiniband/core/cma.c file of the Linux kernel’s InfiniBand driver is related to errors during link counter updates. Exploiting this vulnerability could allow a remote attacker to cause service failures...

ROS-20260407-73-0022

A vulnerability in the netfilter component of the Linux operating system kernel is related to errors in updating the reference counter. Exploitation of the vulnerability allows an attacker to gain access to sensitive data, compromise its integrity, and cause a denial-of-service condition...

The vulnerability of the cfusbl_device_notify() function in the net/caif/caif_usb.c module, which is part of the Linux kernel’s networking functions, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the cfusbldevicenotify function in the net/caif/caifusb.c module, which is part of the Linux kernel’s networking functions, is related to errors during link counter updates. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, an...

The vulnerability of the `pnfs_mark_layout_stateid_invalid()` function in the `fs/nfs/pnfs.c` module, which is part of the NFS client support in Linux kernel, allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the pnfsmarklayoutstateidinvalid function in the fs/nfs/pnfs.c module relates to errors during link counters updates in Linux kernel-based NFS client support. Exploiting this vulnerability can allow attackers to compromise the confidentiality, integrity, and accessibility of...

The vulnerability of the dvb-core driver in the Linux operating system allows attackers to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the dvb-core driver in the Linux operating system is related to the reutilization of previously freed memory due to errors during link counter updates. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility of...

SUSE CVE-2025-68221

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 abnormal...

CVE-2025-68221

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 abnormal...

UBUNTU-CVE-2025-68221

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 abnormal...

CVE-2025-68221 mptcp: fix address removal logic in mptcp_pm_nl_rm_addr

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 abnormal...

CVE-2025-68221 mptcp: fix address removal logic in mptcp_pm_nl_rm_addr

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 abnormal...

CVE-2025-68221

CVE-2025-68221 affects the Linux kernel’s MPTCP address removal logic. The issue in mptcp_pm_nl_rm_addr stems from an inverted WARN_ON_ONCE condition, which caused the decrement path to run only when the counter was already 0 (abnormal state) and ignored normal removals (counter > 0). Exploita...

The vulnerability of the Linux operating system’s kernel, related to errors during link counter updates, allows a hacker to trigger a service failure.

The vulnerability of the Linux operating system’s kernel is related to errors during the update of the link counters. Exploiting this vulnerability can allow an attacker to cause a service failure...

The vulnerability of the hugetlb component of the try_get_folio() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the hugetlb component in the trygetfolio function of the Linux operating system is related to errors during link counter updates. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

The vulnerability of the hugetlb component of the try_get_folio() function in the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the hugetlb component in the trygetfolio function of the Linux operating system is related to errors during link counter updates. Exploiting this vulnerability can allow an attacker to cause service failures remotely...