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

In the Linux kernel, the following vulnerability has been resolved: net/tls: The use-after-free issue in the -EBUSY error handling path of tlsdoencryption has been fixed. The -EBUSY handling in tlsdoencryption, introduced with commit 859054147318 “net: tls: handle backlogging of crypto requests”,...

Linux Distros Unpatched Vulnerability : CVE-2026-72330

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/tls: Consume empty data records in tlsswreadsock A peer may send a zero-length TLS applicationdata record; TLS 1.3 explicitly permits these as a...

UBUNTU-CVE-2026-72330

In the Linux kernel, the following vulnerability has been resolved: net/tls: Consume empty data records in tlsswreadsock A peer may send a zero-length TLS applicationdata record; TLS 1.3 explicitly permits these as a traffic-analysis countermeasure RFC 8446, Section 5.1. After decryption such a...

CVE-2026-72330 net/tls: Consume empty data records in tls_sw_read_sock()

In the Linux kernel, the following vulnerability has been resolved: net/tls: Consume empty data records in tlsswreadsock A peer may send a zero-length TLS applicationdata record; TLS 1.3 explicitly permits these as a traffic-analysis countermeasure RFC 8446, Section 5.1. After decryption such a...

Security update for the Linux Kernel (Live Patch 39 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.163 fixes various security issues The following security issues were fixed: CVE-2026-23393: bridge: cfm: Fix race condition in peermep deletion bsc1260524. CVE-2026-31505: iavf: fix out-of-bounds writes in iavfgetethtoolstats...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Networks: TLS – Avoid hanging tasks when using txlock. The syzbot reported a situation where tasks were hung. Eric explains that the adversarial receiver may keep RWIN at 0 for a long time, so we cannot guarantee progress. Thread...

CVE-2026-31533 net/tls: fix use-after-free in -EBUSY error path of tls_do_encryption

In the Linux kernel, the following vulnerability has been resolved: net/tls: fix use-after-free in -EBUSY error path of tlsdoencryption The -EBUSY handling in tlsdoencryption, introduced by commit 859054147318 "net: tls: handle backlogging of crypto requests", has a use-after-free due to double...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013591)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013591 advisory. In the Linux kernel, the following vulnerability has been resolved: net: tls: avoid hanging tasks on the txlock syzbot sent a hung task report and Eric explains that...

kernel: tls: wait for pending async decryptions if tls_strp_msg_hold fails

A vulnerability was found in tlsdecryptsg in net/tls/tlssw.c in networking subsystem in the Linux Kernel.In this flaw, If it fails to clone of the input skb to hold the reference to the memory it uses may lead a use-after-free...

CVE-2023-54306 net: tls: avoid hanging tasks on the tx_lock

In the Linux kernel, the following vulnerability has been resolved: net: tls: avoid hanging tasks on the txlock syzbot sent a hung task report and Eric explains that adversarial receiver may keep RWIN at 0 for a long time, so we are not guaranteed to make forward progress. Thread which took txloc...

CVE-2023-54306

CVE-2023-54306 - Linux kernel net: tls: avoid hanging tasks on the tx_lock Affects: Linux kernel (net/tls) where a hung task can occur if a receiver adversarially keeps RWIN at 0, potentially preventing forward progress. The issue arises when a thread that has taken the tx_lock sleeps and may not...

CVE-2023-54306 net: tls: avoid hanging tasks on the tx_lock

In the Linux kernel, the following vulnerability has been resolved: net: tls: avoid hanging tasks on the txlock syzbot sent a hung task report and Eric explains that adversarial receiver may keep RWIN at 0 for a long time, so we are not guaranteed to make forward progress. Thread which took txloc...

PT-2025-54152

In the Linux kernel, the following vulnerability has been resolved: net: tls: avoid hanging tasks on the tx lock syzbot sent a hung task report and Eric explains that adversarial receiver may keep RWIN at 0 for a long time, so we are not guaranteed to make forward progress. Thread which took tx...

The vulnerability of the net/tls component in the Linux operating system’s kernel allows a hacker to trigger a service failure.

The vulnerability of the net/tls component in Linux operating systems is related to synchronization errors when using shared resources. Exploiting this vulnerability allows an attacker to cause service failures...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988782)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988782 advisory. In the Linux kernel, the following vulnerability has been resolved: net/tls: Fix flipped sign in tlserrabort calls sk-skerr appears to expect a positive value, a...

Amazon Linux 2 : kernel (ALASKERNEL-5.15-2025-079)

The version of kernel installed on the remote host is prior to 5.15.182-123.190. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2025-079 advisory. In the Linux kernel, the following vulnerability has been resolved: media: streamzap: fix race between...

DEBIAN-CVE-2025-38018

In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when allocpage failed We cannot set fraglist to NULL pointer when allocpage failed. It will be used in tlsstrpcheckqueueok when the next time tlsstrpreadsock is called. This is because we don't reset...

UBUNTU-CVE-2025-38018

In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when allocpage failed We cannot set fraglist to NULL pointer when allocpage failed. It will be used in tlsstrpcheckqueueok when the next time tlsstrpreadsock is called. This is because we don't reset...

CVE-2025-38018

In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when allocpage failed We cannot set fraglist to NULL pointer when allocpage failed. It will be used in tlsstrpcheckqueueok when the next time tlsstrpreadsock is called. This is because we don't reset...

CVE-2025-38018 net/tls: fix kernel panic when alloc_page failed

In the Linux kernel, the following vulnerability has been resolved: net/tls: fix kernel panic when allocpage failed We cannot set fraglist to NULL pointer when allocpage failed. It will be used in tlsstrpcheckqueueok when the next time tlsstrpreadsock is called. This is because we don't reset...