Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86: The movement of the event pointer was moved earlier in x86pmuenable. A production AMD EPYC system crashed due to a NULL pointer dereference in the PMU NMI handler: BUG: NULL pointer dereference in the kernel, address:...

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: perf/core: Fixed a system hang caused by CPU-clock usage. CPU-clock usage by the async-profiler tool can trigger a system hang. This issue was fixed in the commit made by Octavia Togami: 18dbcbfabfff “perf: Fixed the POLLHUP...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/lbr: Fixed an unchecked MSR access error related to HSW. The fuzzer triggers the following trace: 7763.384369 Unchecked MSR access error: WRMSR to 0x689 attempted to write 0x1fffffff8101349e at rIP:...

RLSA-2026:19184 Important: grafana-pcp security update

The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and bpftrace scripts from pmdabpftrace, as well as several dashboards. Security Fixes: net/url: Incorrect parsing of IPv6 host literals in net/url CVE-2026-25679 For...

grafana-pcp security update

An update is available for grafana-pcp. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Grafana plugin for Performance Co-Pilot includes datasources for...

CVE-2026-42534: Expected Behavior Violation

NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability in the jostle logic that could defeat its purpose and degrade resolution performance. Retransmits of the same query could renew the age of slow running queries and not allow the jostle logic to see them as aged and potentia...

Linux Distros Unpatched Vulnerability : CVE-2026-40016

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Attacker can upload a malicious Sieve script over ManageSieve service or locally to bypass configured CPU time limits for Sieve up to 130 times of the configure...

NLnet Labs Unbound 安全漏洞

NLnet Labs Unbound is a high-performance DNS resolver open-sourced by NLnet Labs. Versions of NLnet Labs Unbound 1.25.0 and earlier contained security vulnerabilities. These vulnerabilities stemmed from unbound name compression operations when handling large RRsets, which could lead to performanc...

UBUNTU-CVE-2026-41292

NLnet Labs Unbound up to and including version 1.25.0 is vulnerable to a degradation of service attack related to parsing long lists of incoming EDNS options. An adversary sending queries with too many EDNS options can hold Unbound threads hostage while they are parsing and creating internal data...

UBUNTU-CVE-2026-42534

NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability in the jostle logic that could defeat its purpose and degrade resolution performance. Retransmits of the same query could renew the age of slow running queries and not allow the jostle logic to see them as aged and potentia...

Linux Distros Unpatched Vulnerability : CVE-2026-42534

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NLnet Labs Unbound up to and including version 1.25.0 has a vulnerability in the jostle logic that could defeat its purpose and degrade resolution performance...

Security Bulletin: DevOps Test Performance contains vulnerabilities related to use of netty-codec-http

Summary Due to use of netty-codec-http, DevOps Test Performance and Rational Performance Tester contain potential HTTP Request Smuggling and Uncontrolled Resource Consumption vulnerabilities. Vulnerability Details CVEID:CVE-2026-42580 DESCRIPTION: Netty is an asynchronous, event-driven network...

python: Quadratic complexity in os.path.expandvars() with user-controlled template

A vulnerability in Python’s os.path.expandvars function that can cause performance degradation. When processing specially crafted, user-controlled input with nested environment variable patterns, the function exhibits quadratic time complexity, potentially leading to excessive CPU usage and denia...

Important: Red Hat Security Advisory: grafana-pcp security update

An update for grafana-pcp is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

Important: Red Hat Security Advisory: grafana-pcp security update

An update for grafana-pcp is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

kernel: espintcp: remove encap socket caching to avoid reference leak

In the Linux kernel, the following vulnerability has been resolved: espintcp: remove encap socket caching to avoid reference leak The current scheme for caching the encap socket can lead to reference leaks when we try to delete the netns. The reference chain is: xfrmstate - enacpsk - netns Since...

ALSA-2026:19136 Important: grafana-pcp security update

The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and bpftrace scripts from pmdabpftrace, as well as several dashboards. Security Fixes: golang: internal/syscall/unix: Root.Chmod can follow symlinks out of the root...

RHEL 10 : grafana-pcp (RHSA-2026:19136)

The remote Redhat Enterprise Linux 10 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:19136 advisory. The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and...

RHEL 9 : grafana-pcp (RHSA-2026:19184)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:19184 advisory. The Grafana plugin for Performance Co-Pilot includes datasources for scalable time series from pmseries and Redis, live PCP metrics and bpftrace...