EUVD-2026-31252

The setcred2 system call is only available to privileged users. However, before the privilege level of the caller is checked, the user-supplied list of supplementary groups is copied into a fixed-size kernel stack buffer without first validating its length. If the supplied list exceeds the capaci...

CVE-2026-45250 Stack buffer overflow via setcred(2)

The setcred2 system call is only available to privileged users. However, before the privilege level of the caller is checked, the user-supplied list of supplementary groups is copied into a fixed-size kernel stack buffer without first validating its length. If the supplied list exceeds the capaci...

CLSA-2026-1779282813 Fix CVE(s): CVE-2026-42945

SECURITY UPDATE: heap buffer overflow in ngxhttprewritemodule when an unnamed PCRE capture group with '?' in the replacement is followed by another rewrite, if, or set directive - debian/patches/CVE-2026-42945.patch: clear isargs flag at the start of ngxhttpscriptregexendcode in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: mpi3mr: Fixed the throttlegroups memory leak. Added a missing kfree function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf: Make sure to use pmuctx-pmu for groups. Oliver reported that x86pmudel actually performs an out-of-bound memory access when groupschedin fails and requires a rollback. This issue should be handled through transaction...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/fair: This bug prevents dead task groups from regaining access to cfsrq. Kevin is reporting crashes that indicate a use-after-free of cfsrq in the function updateblockedaverages. Initial debugging revealed that cfsrq...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vdpasimblk: The number of address spaces and virtqueue groups were set. The commit bda324fd037a “vdpasim: control virtqueue support” added two new fields nas, ngroups to vdpasimdevattr, but we forgot to initialize them for...

FreeBSD Security Advisory - FreeBSD-SA-26:18.setcred

FreeBSD Security Advisory - The setcred2 system call is only available to privileged users. However, before the privilege level of the caller is checked, the user-supplied list of supplementary groups is copied into a fixed-size kernel stack buffer without first validating its length. If the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021588)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021588 advisory. In the Linux kernel, the following vulnerability has been resolved: fbdev: efifb: Register sysfs groups through driver core The driver core can register and cleanup...

FreeBSD-SA-26:18.setcred

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:18.setcred Security Advisory The FreeBSD Project Topic: Stack buffer overflow via setcred2 Category: core Module: setcred Announced: 2026-05-20 Credits: Ryan...

FreeBSD -- Stack buffer overflow via setcred(2)

Problem Description: The setcred2 system call is only available to privileged users. However, before the privilege level of the caller is checked, the user-supplied list of supplementary groups is copied into a fixed-size kernel stack buffer without first validating its length. If the supplied li...

CVE-2026-34154

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in version...

CVE-2026-34154

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in version...

CVE-2026-34154

CVE-2026-34154 affects Discourse where the vulnerability resides in the discourse-subscriptions plugin. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, users could access subscription-gated groups without completing payment. The issue has been fixed in versions 2026.1.4, ...

CVE-2026-34154 Discourse has a subscription access bypass in its discourse-subscriptions plugin

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in version...

CVE-2026-34154 Discourse has a subscription access bypass in its discourse-subscriptions plugin

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in version...

CVE-2026-34154 Discourse has a subscription access bypass in its discourse-subscriptions plugin

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in version...

EUVD-2026-30969

Discourse is an open-source discussion platform. In versions prior to 2026.1.4, 2026.3.1, 2026.4.1 and 2026.5.0-latest.1, a vulnerability in the discourse-subscriptions plugin allows users to gain access to subscription-gated groups without completing payment. This issue has been fixed in version...

GHSA-V348-VR4Q-FV9P TYPO3 sf_register extension allows unauthorized assignment of frontend user groups

The create and edit flows in the TYPO3 extension sfregister do not restrict which user properties may be submitted, and do not enforce access control on the frontend user group assignment. As a result, an attacker can assign an arbitrary frontend user group to a newly registered or edited account...

From PDB strings to MaaS: Tracking a commodity BadIIS ecosystem used by Chinese-speaking threat

Cisco Talos has uncovered a BadIIS variant -- identifiable by its embedded "demo.pdb" strings -- that functions as commodity malware. This variant is likely sold or shared among multiple Chinese-speaking cybercrime groups that operate under a malware-as-a-service MaaS model for continuous...