EUVD-2026-81959

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: fix sleep in atomic context in MAC table access sparx5setrxmode runs with netifaddrlockbh held and iterates dev-mc via devmcsync, which per address calls sparx5mcsync / sparx5mcunsync - sparx5mactlearn /...

CVE-2026-90098: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: sparx5: fix sleep in atomic context in MAC table access sparx5setrxmode runs with netifaddrlockbh held and iterates dev-mc via devmcsync, which per address calls sparx5mcsync / sparx5mcunsync - sparx5mactlearn /...

CVE-2026-90081: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/rds: use wqhassleeper in rdscongmapupdated rdscongmapupdated runs after a peer's congestion map has been rewritten by rdstcpcongrecv and rdsibcongrecv, or the clear-all in the loopback and IB send-completion paths. It bumps...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain AppArmor patches that incorrectly cause a sleep state when holding a spinlock in notification handling code. This bug can be triggered by an unprivileged local user, and can lead to kernel panic or deadlock situations...

Astra Linux – Vulnerability in Linux, Linux 5.10

There is a bug in /net/nfc/netlink.c that allows an attacker to crash the Linux kernel by simulating an NFC device from user-space...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: clk: qcom: ipq8074: dont disable gccsleepclksrc Once the USB sleep clocks are disabled, the clock framework attempts to disable the sleep clock source as well. However, it seems that this attempt fails, resulting in the following...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: IB/mad: Do not call to functions that might sleep while in atomic context. Tracepoints are not allowed to sleep. As a result, the following error is generated due to a call to ibquerypkey in atomic context. WARNING: CPU: 0 PID:...

Astra Linux – Vulnerability in Samba

A vulnerability was discovered in Samba’s “rpcecho” development server, a non-Windows RPC server used to test Samba’s DCE/RPC stack components. This vulnerability stems from an RPC function that can be blocked indefinitely. The issue arises because the “rpcecho” service operates with only one...

Astra Linux – Vulnerability in Linux 5.10, Linux, 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...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFC: nxp-nci: allowing GPIOs to sleep This fixes an WARNON issue and enables the driver to operate GPIOs that are connected to I2C GPIO expanders. -- 8 -- kernel: WARNING: CPU: 3 PID: 2636 at drivers/gpio/gpiolib.c:3880...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i2c: designware: Fixed handling of real but unexpected device interrupts. The commit c7b79a752871 "mfd: intel-lpss: Added Intel Alder Lake PCH-S PCI IDs" caused a regression on certain Gigabyte motherboards for Intel Alder Lake-S...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: tegra: fix sleep in atomic call When we set the dual-role port to Host mode, we observed the following issues: - Splat: 167.057718 BUG: Sleeping function called from invalid context at include/linux/sched/mm.h:229...

Linux Distros Unpatched Vulnerability : CVE-2026-89491

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series ocfs2: cluster: o2hbregionpin fixes, v2. This series fixes three related...

DEBIAN-CVE-2026-89514

In the Linux kernel, the following vulnerability has been resolved: scsi: fnic: Use GFPATOMIC for VLAN alloc under spinlock fnicfcoeprocessvlanresp allocates a VLAN descriptor with kzallocobj default GFPKERNEL while holding vlanslock via spinlockirqsave. GFPKERNEL may sleep, which is not allowed ...

UBUNTU-CVE-2026-89491

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...

EUVD-2026-76397

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...

CVE-2026-89491

CVE-2026-89491 affects the OCFS2 cluster subsystem in the Linux kernel. The o2hb_region_pin() function is called while holding the o2hb_live_lock spinlock, yet it invokes configfs_depend_item(), which sleeps by taking the configfs root inode rwsem and pinning the filesystem. Under CONFIG_DEBUG_AT...

CVE-2026-89491 ocfs2: cluster: don't sleep while holding o2hb_live_lock in o2hb_region_pin()

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...

CVE-2026-89491

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...

CVE-2026-89491 ocfs2: cluster: don't sleep while holding o2hb_live_lock in o2hb_region_pin()

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...