SUSE CVE-2026-27448

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to settlsextservernamecallback raised an unhandled exception, this would result in a connection being accepted. If a user was relying on this callback for...

PT-2026-26316

Summary The Scheduler plugin's run function in plugin/Scheduler/Scheduler.php calls url get contents with an admin-configurable callbackURL that is validated only by isValidURL URL format check. Unlike other AVideo endpoints that were recently patched for SSRF GHSA-9x67-f2v7-63rw,...

SUSE SLES15 / openSUSE 15 Security Update : 389-ds (SUSE-SU-2026:0914-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0914-1 advisory. - CVE-2025-14905: Fixed heap buffer overflow due to improper size calculation in schemaattrenumcallback callback bsc1258727...

RHEL 9 : capstone (RHSA-2026:5125)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:5125 advisory. Capstone is a disassembly framework with the target of becoming the ultimate disasm engine for binary analysis and reversing in the security...

GHSA-7G27-V5WJ-JR75 free5GC UDM DataChangeNotification Procedure Panic Due to Nil Pointer Dereference

Impact This is a NULL Pointer Dereference vulnerability leading to Denial of Service. - Security Impact: A remote attacker can cause the UDM service to panic and crash by sending a crafted POST request to the /sdm-subscriptions endpoint with a malformed URL path containing path traversal sequence...

CVE-2026-27459

A flaw was found in pyOpenSSL. The setcookiegeneratecallback callback function can be used to generate DTLS cookies. When the callback returns a cookie string or byte sequence longer than 256 bytes, a buffer overflow can be triggered due to a missing bounds checking before copying the data to a...

CVE-2026-27448

A flaw was found in pyOpenSSL. The settlsextservernamecallback callback function can be used to implement Server Name Indication SNI during the TLS handshake. When the callback raises an unhandled exception, the handshake incorrectly proceeds instead of terminating. This fail-open behavior can...

EUVD-2026-12808

In the Linux kernel, the following vulnerability has been resolved: net/sched: actgate: snapshot parameters with RCU on replace The gate action can be replaced while the hrtimer callback or dump path is walking the schedule list. Convert the parameters to an RCU-protected snapshot and swap update...

CVE-2026-23245 net/sched: act_gate: snapshot parameters with RCU on replace

In the Linux kernel, the following vulnerability has been resolved: net/sched: actgate: snapshot parameters with RCU on replace The gate action can be replaced while the hrtimer callback or dump path is walking the schedule list. Convert the parameters to an RCU-protected snapshot and swap update...

capstone: Capstone: Heap buffer overflow via skipdata callback allows denial of service or arbitrary code execution.

A flaw was found in Capstone, a disassembly framework. A local attacker could exploit a heap buffer overflow vulnerability by providing a specially crafted skipdata callback. This flaw occurs because the skipdata length is not properly bounds-checked, which may allow an attacker to write beyond...

Security update for 389-ds

This update for 389-ds fixes the following issues: CVE-2025-14905: Fixed heap buffer overflow due to improper size calculation in schemaattrenumcallback callback bsc1258727. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or...

Security update for 389-ds

This update for 389-ds fixes the following issues: CVE-2025-14905: Fixed heap buffer overflow due to improper size calculation in schemaattrenumcallback callback bsc1258727. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or...

SUSE-SU-2026:0913-1 Security update for 389-ds

This update for 389-ds fixes the following issues: - CVE-2025-14905: Fixed heap buffer overflow due to improper size calculation in schemaattrenumcallback callback bsc1258727...

CVE-2026-27448

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to settlsextservernamecallback raised an unhandled exception, this would result in a connection being accepted. If a user was relying on this callback for...

PYSEC-2026-2268

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to settlsextservernamecallback raised an unhandled exception, this would result in a connection being accepted. If a user was relying on this callback for...

PYSEC-2026-2269

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 22.0.0 and prior to version 26.0.0, if a user provided callback to setcookiegeneratecallback returned a cookie value greater than 256 bytes, pyOpenSSL would overflow an OpenSSL provided buffer. Starting in version 26.0....

DEBIAN-CVE-2026-27448

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to settlsextservernamecallback raised an unhandled exception, this would result in a connection being accepted. If a user was relying on this callback for...

ALSA-2026:4898 Important: capstone security update

Capstone is a disassembly framework with the target of becoming the ultimate disasm engine for binary analysis and reversing in the security community. Security Fixes: capstone: Capstone: Memory corruption via unchecked vsnprintf return CVE-2025-68114 capstone: Capstone: Heap buffer overflow via...

Linux Distros Unpatched Vulnerability : CVE-2026-27448

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to...

UBUNTU-CVE-2026-27448

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 0.14.0 and prior to version 26.0.0, if a user provided callback to settlsextservernamecallback raised an unhandled exception, this would result in a connection being accepted. If a user was relying on this callback for...