CVE-2026-23321

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: in-kernel: always mark signal+subflow endp as used Syzkaller managed to find a combination of actions that was generating this warning: msk-pm.localaddrused == 0 WARNING: net/mptcp/pmkernel.c:1071 at...

CVE-2026-23321

CVE-2026-23321 relates to the Linux kernel MPTCP subsystem (mptcp: pm: in-kernel: always mark signal+subflow endp as used). The vulnerability was addressed in the upstream kernel by patching endp handling in the PM code, reducing warning/usage inconsistencies when signaling ADD_ADDRs and subflows...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005661)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005661 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: fix BUGON condition in btrfscancelbalance Pausing and canceling balance can race to...

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 kmallocnolock function not properly checking the context within the PREEMPTRT kernel. This ma...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: wdm: the race between wdmopen and wdmwwanportstop has been eliminated. Clearing WDMWWANINUSE must be the last action; otherwise, we may open a device whose URBs User-Redirected Behavior are still compromised...

Azure Linux 3.0 Security Update: kernel (CVE-2024-47727)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-47727 advisory. - In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Fix in-kernel MMIO check TDX on...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002024)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002024 advisory. Double free vulnerability in the ioctxalloc function in fs/aio.c in the Linux kernel before 3.12.4 allows local users to cause a denial of service system crash or...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-003151)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-003151 advisory. The hashaccept function in crypto/algifhash.c in the Linux kernel before 4.3.6 allows local users to cause a denial of service OOPS by attempting to trigger use of...

PT-2026-27686

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.19.0-08368-gfafda3b4b06b 22 Description The Linux kernel contains a flaw related to MPTCP Multipath TCP path management. A specific sequence of actions, involving setting the MPTCP subflows limit to zero,...

CVE-2023-54071 wifi: rtw88: use work to update rate to avoid RCU warning

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: use work to update rate to avoid RCU warning The ieee80211ops::starcupdate must be atomic, because ieee80211chanbwchange holds rcuread lock while calling drvstarcupdate, so create a work to do original things...

CVE-2022-50699

In the Linux kernel, the following vulnerability has been resolved: selinux: enable use of both GFPKERNEL and GFPATOMIC in convertcontext The following warning was triggered on a hardware environment: SELinux: Converting 162 SID table entries... BUG: sleeping function called from invalid context ...

microcode_ctl: From CVEorg collector

New Spectre-v2 attack classes have been discovered within CPU architectures that enable self-training exploitation of speculative execution within the same privilege domain. These novel techniques bypass existing hardware and software mitigations, including IBPB, eIBRS, and BHINO, by leveraging...

microcode_ctl: From CVEorg collector

New Spectre-v2 attack classes have been discovered within CPU architectures that enable self-training exploitation of speculative execution within the same privilege domain. These novel techniques bypass existing hardware and software mitigations, including IBPB, eIBRS, and BHINO, by leveraging...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990361)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990361 advisory. In the Linux kernel, the following vulnerability has been resolved: i3c: Use i3cdev-desc-info instead of calling i3cdevicegetinfo to avoid deadlock A deadlock may...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-989471)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-989471 advisory. In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fix function prototype mismatch in sndseqexpandvarevent With clang's kernel control fl...

CVE-2025-40038

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Skip fastpath emulation on VM-Exit if next RIP isn't valid Skip the WRMSR and HLT fastpaths in SVM's VM-Exit handler if the next RIP isn't valid, e.g. because KVM is running with nrips=false. SVM must decode and emulate...

EUVD-2016-9486

Malware in sbrugna...

CVE-2025-39726

CVE-2025-39726 concerns the s390 Linux kernel ISM driver. The connected BDU entry notes that vulnerabilities in the functions ism_cmd() and ism_probe() in drivers/s390/net/ism_drv.c enable state management errors that can cause service failures. The initial description explains the root cause: th...