Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftct: sanitize layer 3 and 4 protocol numbers in custom expectations - Disallow families other than NFPROTOIPV4,IPV6,INET. - Disallow layer 4 protocols without ports, as the destination port is a mandatory attribut...

SUSE-SU-2026:21754-1 Security update for leancrypto

This update for leancrypto fixes the following issues Security issue: - CVE-2026-34610: The leancrypto library is a cryptographic library that exclusively contains only PQC-resistant cryptographic algorithms. Prior to version 1.7.1, lcx509extractnamesegment casts sizet vlen to uint8t when stori...

CLSA-2026-1779091399 httpd: Fix of 8 CVEs

CVE-2026-24072: modrewrite/modsetenvif: use APEXPRFLAGRESTRICTED in htaccess to prevent reading server-side files via apexpr from .htaccess - CVE-2026-29169: moddavlock: NULL pointer dereference in davgenericrefreshlocks use dpscan instead of dp - CVE-2026-33006: modauthdigest: timing attack —...

CVE-2026-43060

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: drop pending enqueued packets on removal Packets sitting in nfqueue might hold a reference to: - templates that specify the conntrack zone, because a percpu area is used and module removal is possible. - conntra...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the nftct module not properly disposing of queued messages when it is removed, potentially leading to...

PT-2026-37063

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter nft ct component where packets remaining in the nfqueue may maintain references to conntrack timeout policies, helpers, or templates specifying the...

kernel: Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation

A flaw was found in the Linux kernel. A use-after-free vulnerability exists in the traffic control actct path when it is incorrectly configured with non-ingress egress qdiscs queueing disciplines. This can allow a local user with specific privileges to trigger a kernel crash, leading to a denial ...

kernel: Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation

A flaw was found in the Linux kernel. A use-after-free vulnerability exists in the traffic control actct path when it is incorrectly configured with non-ingress egress qdiscs queueing disciplines. This can allow a local user with specific privileges to trigger a kernel crash, leading to a denial ...

CVE-2026-31665

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix use-after-free in timeout object destroy nftcttimeoutobjdestroy frees the timeout object with kfree immediately after nfctuntimeout, without waiting for an RCU grace period. Concurrent packet processing on...

CVE-2026-31665

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix use-after-free in timeout object destroy nftcttimeoutobjdestroy frees the timeout object with kfree immediately after nfctuntimeout, without waiting for an RCU grace period. Concurrent packet processing on...

CVE-2026-31665 netfilter: nft_ct: fix use-after-free in timeout object destroy

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix use-after-free in timeout object destroy nftcttimeoutobjdestroy frees the timeout object with kfree immediately after nfctuntimeout, without waiting for an RCU grace period. Concurrent packet processing on...

CVE-2026-31665

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftct: fix use-after-free in timeout object destroy nftcttimeoutobjdestroy frees the timeout object with kfree immediately after nfctuntimeout, without waiting for an RCU grace period. Concurrent packet processing on...

CVE-2026-31602

In the Linux kernel, the following vulnerability has been resolved: ALSA: ctxfi: Limit PTP to a single page Commit 391e69143d0a increased CTPTPNUM from 1 to 4 to support 256 playback streams, but the additional pages are not used by the card correctly. The CT20K2 hardware already has multiple...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the reuse of timeout objects after their release in nftct, potentially leading to memory corrupti...

CVE-2026-23391 netfilter: xt_CT: drop pending enqueued packets on template removal

In the Linux kernel, the following vulnerability has been resolved: netfilter: xtCT: drop pending enqueued packets on template removal Templates refer to objects that can go away while packets are sitting in nfqueue refer to: - helper, this can be an issue on module removal. - timeout policy,...

SUSE CVE-2026-23270

In the Linux kernel, the following vulnerability has been resolved: net/sched: Only allow actct to bind to clsact/ingress qdiscs and shared blocks As Paolo said earlier 1: "Since the blamed commit below, classify can return TCACTCONSUMED while the current skb being held by the defragmentation...

CVE-2026-23270

In the Linux kernel, the following vulnerability has been resolved: net/sched: Only allow actct to bind to clsact/ingress qdiscs and shared blocks As Paolo said earlier 1: "Since the blamed commit below, classify can return TCACTCONSUMED while the current skb being held by the defragmentation...

Linux Distros Unpatched Vulnerability : CVE-2026-23270

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: Only allow actct to bind to clsact/ingress qdiscs and shared blocks As Paolo said earlier 1: Since the blamed commit below, classify can return...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50112)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50112 advisory. - tls: Use skdstget and dstdevrcu in getnetdevforsock. Kuniyuki Iwashima Orabug: 38649136 CVE-2025-40149 - fuse: fix runtime warning on...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1423)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1423 advisory. In the Linux kernel, the following vulnerability has been resolved: net: use dstdevrcu in sksetupcaps CVE-2025-40170 In the Linux kernel, the following vulnerability has been resolved:...