CVE-2026-16552

A flaw was found in systemd-tmpfiles. When processing a tmpfiles.d configuration entry that writes to a file, systemd-tmpfiles can follow a symbolic link placed by an unprivileged local user, and an existing safety check does not detect this specific case because it always treats transitions away...

EUVD-2026-47736

A flaw was found in systemd-tmpfiles. When processing a tmpfiles.d configuration entry that writes to a file, systemd-tmpfiles can follow a symbolic link placed by an unprivileged local user, and an existing safety check does not detect this specific case because it always treats transitions away...

CVE-2026-16552 Systemd: systemd-tmpfiles symlink-redirected arbitrary file overwrite via a chase_safe root-to-unprivileged ownership transition bypass

A flaw was found in systemd-tmpfiles. When processing a tmpfiles.d configuration entry that writes to a file, systemd-tmpfiles can follow a symbolic link placed by an unprivileged local user, and an existing safety check does not detect this specific case because it always treats transitions away...

CVE-2026-16552

The CVE-2026-16552 entry concerns systemd-tmpfiles. A flaw in processing tmpfiles.d entries that write to a file allows an unprivileged local user to cause a symbolic link to be followed, bypassing a safety check that treats transitions away from root as safe. On systems where a tmpfiles.d path c...

New Ubuntu Desktop Vulnerability Turns Local Access Into Root Control

A vulnerability in snap-confine lets an unprivileged user gain root access on affected Ubuntu Desktop systems. Install the latest snapd update to fix the issue...

PT-2026-63427

A flaw was found in systemd-tmpfiles. When processing a tmpfiles.d configuration entry that writes to a file, systemd-tmpfiles can follow a symbolic link placed by an unprivileged local user, and an existing safety check does not detect this specific case because it always treats transitions away...

CVE-2026-63981

A flaw was found in the Linux kernel's net/sched: actmirred component. An unprivileged local user, by leveraging user namespaces to gain network administration capabilities, can create a specific network configuration that triggers an unbounded recursion. This recursion bypasses a depth limit...

CVE-2026-63920

A flaw was found in the Linux kernel's IPv6 networking stack. An unprivileged local user could exploit a vulnerability in how IPv6 extension header lengths are handled. By manipulating these headers using nftables, an attacker can trigger an out-of-bounds read, leading to information disclosure...

postgresql: PostgreSQL: Arbitrary code execution vulnerability in 'refint' module

A flaw was found in PostgreSQL. A stack buffer overflow in the 'refint' module allows an unprivileged database user to execute arbitrary code as the operating system user running the database. Additionally, a separate vulnerability exists where, if an application uses a user-controlled column as ...

CVE-2026-63763

SurrealDB contains a privilege escalation via a confused deputy when unprivileged users (e.g., with editor role) create or modify fields containing futures, functions, or closures. These are executed in the context of the invoking user, allowing planted logic to run with higher permissions on rea...

EUVD-2026-45934

SurrealDB before 2.5.0 and before 3.0.0-beta.3 contains a confused deputy privilege escalation vulnerability. Unprivileged users e.g., those with the database editor role can create or modify fields containing futures, functions, or closures. Because these are executed in the context of the...

PT-2026-61579

SurrealDB before 2.5.0 and before 3.0.0-beta.3 contains a confused deputy privilege escalation vulnerability. Unprivileged users e.g., those with the database editor role can create or modify fields containing futures, functions, or closures. Because these are executed in the context of the...

CVE-2026-63917

In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6tnl.net in vti6changelink. ip netns add ns1 ip netns add ns2 ip -n ns1 link add vti6test type vti6 remote ::1 local ::2 key 7 ip -n ns1 link set vti6test netns ns2 ip -n ns2 link set vti6test type vti6 remote ::3...

CVE-2026-64119

In the Linux kernel, the following vulnerability has been resolved: l2tp: use listdelrcu in l2tpsessionunhash An unprivileged local user can pin a host CPU indefinitely in l2tpsessiongetbyifname by issuing L2TPCMDSESSIONGET on L2TPATTRIFNAME concurrently with L2TPCMDSESSIONCREATE and...

CVE-2026-64119

CVE-2026-64119: In the Linux kernel, the vulnerability affects the L2TP subsystem. The bug arises in l2tp_session_unhash() where a session is removed from tunnel->session_list with list_del_init(), while readers traverse the list with list_for_each_entry_rcu() under rcu_read_lock_bh(). This le...

CVE-2026-63833

In the Linux kernel, the following vulnerability has been resolved: ntfs3: reject direct userspace writes to reserved $LX xattrs NTFS3 uses $LXUID, $LXGID, $LXMOD and $LXDEV as internal WSL permission metadata and reloads them into iuid, igid and imode from ntfsgetwslperm. Because the empty-prefi...

PT-2026-61234

In the Linux kernel, the following vulnerability has been resolved: ip6: vti: Use ip6 tnl.net in vti6 changelink. ip netns add ns1 ip netns add ns2 ip -n ns1 link add vti6 test type vti6 remote ::1 local ::2 key 7 ip -n ns1 link set vti6 test netns ns2 ip -n ns2 link set vti6 test type vti6 remot...

PT-2026-61298

In the Linux kernel, the following vulnerability has been resolved: net/sched: act mirred: Fix blockcast recursion bypass leading to stack overflow tcf mirred act checks sched mirred nest against MIRRED NEST LIMIT 4 to prevent deep recursion. However, when the action uses blockcast tcfm blockid !...

EUVD-2026-45034

A time-of-check to time-of-use TOCTOU flaw in the illumos data-link pseudo-driver dld affects handling of the DLDIOCGETMACPROP and DLDIOCSETMACPROP ioctls on /dev/dld. drviocpropcommon in usr/src/uts/common/io/dld/dlddrv.c copies the dldiocmacpropt ioctl header in once to read its prvalsize field...

PT-2026-60460

Name of the Vulnerable Software and Affected Versions ubuntu-pro-client affected versions not specified Description An insecure symlink following issue exists within the pro collect-logs command framework. The utility uses predictable temporary file paths or user-accessible log directories to...