CVE-2026-64371

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock part 1 Fix the easy cases where procfs currently calls ptracemayaccess without execupdatelock protection, where the fix is to simply add the extra lock or use mmaccess: -...

AZL-93935 CVE-2026-64375 affecting package kernel for versions less than 6.6.145.2-1

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock FD links procpidgetlink and procpidreadlink currently look up the task from the pid once, then do the ptrace access check on that task, then look up the task from the pid a second...

CVE-2026-64375

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock FD links procpidgetlink and procpidreadlink currently look up the task from the pid once, then do the ptrace access check on that task, then look up the task from the pid a second...

CVE-2026-64375 proc: protect ptrace_may_access() with exec_update_lock (FD links)

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock FD links procpidgetlink and procpidreadlink currently look up the task from the pid once, then do the ptrace access check on that task, then look up the task from the pid a second...

EUVD-2026-48919

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock FD links procpidgetlink and procpidreadlink currently look up the task from the pid once, then do the ptrace access check on that task, then look up the task from the pid a second...

CVE-2026-64375

In CVE-2026-64375, the Linux kernel fix addresses a race in ptrace access checks. Previously proc_pid_get_link() and proc_pid_readlink() looked up the task from the pid twice (before and after the check). The patch passes the task to the ->proc_get_link() handler and adds call_proc_get_link() ...

EUVD-2026-48915

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock part 1 Fix the easy cases where procfs currently calls ptracemayaccess without execupdatelock protection, where the fix is to simply add the extra lock or use mmaccess: -...

CVE-2026-64371

CVE-2026-64371 is a race condition in the Linux kernel procfs subsystem where several functions call ptrace_may_access() without exec_update_lock protection. The affected functions include do_task_stat(), proc_pid_wchan(), proc_map_files_lookup(), proc_map_files_readdir(), proc_ns_get_link(), and...

CVE-2026-64371 proc: protect ptrace_may_access() with exec_update_lock (part 1)

In the Linux kernel, the following vulnerability has been resolved: proc: protect ptracemayaccess with execupdatelock part 1 Fix the easy cases where procfs currently calls ptracemayaccess without execupdatelock protection, where the fix is to simply add the extra lock or use mmaccess: -...

PT-2026-64592

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the procfs component where the ptrace may access function is called without the necessary exec update lock protection. This lack of locking occurs within the following...

UBUNTU-CVE-2026-9494

An information disclosure vulnerability exists in Canonical ubuntu-pro-client formerly ubuntu-advantage-tools. The client validates Ubuntu Pro APT credentials by executing /usr/lib/apt/apt-helper using the download-file command. During this process, the secret bearer token is embedded directly in...

EUVD-2026-38726

In the Linux kernel, the following vulnerability has been resolved: ipc: limit nextid allocation to the valid ID range The checkpoint/restore sysctl path can request the next SysV IPC id through ids-nextid. ipcidralloc currently forwards that request to idralloc with an open-ended upper bound. If...

EUVD-2026-34121

In the Linux kernel, the following vulnerability has been resolved: procfs: fix missing RCU protection when reading realparent in dotaskstat When reading /proc/pid/stat, dotaskstat accesses task-realparent without proper RCU protection, which leads to: cpu 0 cpu 1 ----- ----- dotaskstat var =...

CVE-2026-46259 procfs: fix missing RCU protection when reading real_parent in do_task_stat()

In the Linux kernel, the following vulnerability has been resolved: procfs: fix missing RCU protection when reading realparent in dotaskstat When reading /proc/pid/stat, dotaskstat accesses task-realparent without proper RCU protection, which leads to: cpu 0 cpu 1 ----- ----- dotaskstat var =...

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 procfs module’s lack of RCU protection when reading task-realparent in the dotaskstat functio...

kernel: proc: fix UAF in proc_get_inode()

A flaw was found in the Linux kernel. A race condition between unloading a kernel module and accessing its entry in the proc filesystem leads to a use-after-free vulnerability, where the kernel accesses memory that has already been released. A local user could exploit this timing issue during...

kernel: nfs: Clean up /proc/net/rpc/nfs when nfs_fs_proc_net_init() fails

In the Linux kernel, the following vulnerability has been resolved: nfs: Clean up /proc/net/rpc/nfs when nfsfsprocnetinit fails. syzbot reported a warning below 1 following a fault injection in nfsfsprocnetinit. 0 When nfsfsprocnetinit fails, /proc/net/rpc/nfs is not removed. Later, rpcprocexit...

Malicious code in auth-javascript (npm)

Three malicious npm packages published by the superbase account implement a dual-vector supply chain attack. Each package bundles a 4.5 MB statically-linked, UPX-packed ELF binary at .claude/settings and a companion .claude/settings.json that registers the binary as a Claude Code SessionStart hoo...

Malicious code in supabase-javascript (npm)

Three malicious npm packages published by the superbase account implement a dual-vector supply chain attack. Each package bundles a 4.5 MB statically-linked, UPX-packed ELF binary at .claude/settings and a companion .claude/settings.json that registers the binary as a Claude Code SessionStart hoo...

Malicious code in iceberg-javascript (npm)

Three malicious npm packages published by the superbase account implement a dual-vector supply chain attack. Each package bundles a 4.5 MB statically-linked, UPX-packed ELF binary at .claude/settings and a companion .claude/settings.json that registers the binary as a Claude Code SessionStart hoo...