CVE-2026-56101

OpenBSD before commit 1ee99df contains an inverted comparison vulnerability in the ieee80211michaelmicfailure function within sys/net80211/ieee80211cryptotkip.c that allows unauthenticated attackers within RF range to trigger denial of service by sending two malformed TKIP frames separated by mor...

CVE-2026-56101

OpenBSD before commit 1ee99df contains an inverted comparison in the ieee80211_michael_mic_failure() function within sys/net80211/ieee80211_crypto_tkip.c. The reversed TKIP MIC failure countermeasure window check allows unauthenticated attackers within RF range to send two malformed TKIP frames s...

EUVD-2026-72935

OpenBSD before commit 1ee99df contains an inverted comparison vulnerability in the ieee80211michaelmicfailure function within sys/net80211/ieee80211cryptotkip.c that allows unauthenticated attackers within RF range to trigger denial of service by sending two malformed TKIP frames separated by mor...

CVE-2026-56101 OpenBSD ieee80211_crypto_tkip.c TKIP MIC Countermeasure Logic Inversion DoS

OpenBSD before commit 1ee99df contains an inverted comparison vulnerability in the ieee80211michaelmicfailure function within sys/net80211/ieee80211cryptotkip.c that allows unauthenticated attackers within RF range to trigger denial of service by sending two malformed TKIP frames separated by mor...

CVE-2026-56101 OpenBSD ieee80211_crypto_tkip.c TKIP MIC Countermeasure Logic Inversion DoS

OpenBSD before commit 1ee99df contains an inverted comparison vulnerability in the ieee80211michaelmicfailure function within sys/net80211/ieee80211cryptotkip.c that allows unauthenticated attackers within RF range to trigger denial of service by sending two malformed TKIP frames separated by mor...

kernel: Kernel: Privilege escalation or denial of service in nf_tables via inverted element activity check

A flaw was found in the Linux kernel's nftables component. A logic bug in nftmapcatchallactivate causes an inverted element activity check during the abort path of a failed transaction. This can lead to a use-after-free vulnerability, as catchall verdict elements may still reference a freed chain...

SUSE CVE-2026-72231

In the Linux kernel, the following vulnerability has been resolved: batman-adv: tt: avoid request storms during pending request batadvsendttrequest allocates a ttreqnode when none exists for the destination originator node. This should prevent that a multiple TT requests are send at the same time...

OESA-2026-3580 gstreamer1-plugins-bad-free security update

GStreamer is a pipeline-based multi media framework that links together a wide variety of media processing systems to complete complex workflows, based on graphs of filters which operate on media data. This package contains plug-ins that are not tested well enough yet, or the code is not of good...

CVE-2026-58089

When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs owned by unprivileged processes. An inverted check meant that this scenario was not handled properly. An unprivileged local user who has attached PMCs to a process can continue monitoring it after...

CVE-2026-58089 hwpmc fails to detach PMCs during exec credential transitions

When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs owned by unprivileged processes. An inverted check meant that this scenario was not handled properly. An unprivileged local user who has attached PMCs to a process can continue monitoring it after...

CVE-2026-58089 hwpmc fails to detach PMCs during exec credential transitions

When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs owned by unprivileged processes. An inverted check meant that this scenario was not handled properly. An unprivileged local user who has attached PMCs to a process can continue monitoring it after...

CVE-2026-58089

FreeBSD 's hwpmc(4) driver (hardware performance monitoring counters) contains a logic flaw in its handling of execve(2) credential transitions. An inverted check meant that PMCs owned by unprivileged processes were not detached when a target process executed a setuid or setgid binary, allowing a...

EUVD-2026-66234

When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs owned by unprivileged processes. An inverted check meant that this scenario was not handled properly. An unprivileged local user who has attached PMCs to a process can continue monitoring it after...

SUSE CVE-2026-74281

In the Linux kernel, the following vulnerability has been resolved: tipc: reject inverted service ranges from peer bindings tipcupdatenametbl inserts a binding advertised by a peer node using the lower and upper service-range bounds taken directly from the wire, without checking that lower upper ...

FreeBSD : FreeBSD -- hwpmc fails to detach PMCs during exec credential transitions (9c2801aa-a0fd-11f1-ae1f-bc241121aa0a)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 9c2801aa-a0fd-11f1-ae1f-bc241121aa0a advisory. When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs own...

VulnCheck KEV: CVE-2026-31635

In the Linux kernel, the following vulnerability has been resolved: rxrpc: fix oversized RESPONSE authenticator length check rxgkverifyresponse decodes authlen from the packet and is supposed to verify that it fits in the remaining bytes. The existing check is inverted, so oversized RESPONSE...

PT-2026-81927

When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs owned by unprivileged processes. An inverted check meant that this scenario was not handled properly. An unprivileged local user who has attached PMCs to a process can continue monitoring it after...

FreeBSD -- hwpmc fails to detach PMCs during exec credential transitions

Problem Description: When a process calls execve2 to execute a setuid or setgid image, hwpmc4 is supposed to detach PMCs owned by unprivileged processes. An inverted check meant that this scenario was not handled properly. Impact: An unprivileged local user who has attached PMCs to a process can...

CVE-2026-77923

Dolibarr 21.0.0 before 24.0.0 contains an authorization bypass vulnerability caused by an inverted boolean condition in the private-project membership check within the clonetasks mass action handler in htdocs/core/actionsmassactions.inc.php. Authenticated users with project creation permission bu...

CVE-2026-77923 Dolibarr 21.0.0 < 24.0.0 Authorization Bypass via clonetasks Mass Action

Dolibarr 21.0.0 before 24.0.0 contains an authorization bypass vulnerability caused by an inverted boolean condition in the private-project membership check within the clonetasks mass action handler in htdocs/core/actionsmassactions.inc.php. Authenticated users with project creation permission bu...