Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: inet: frags: dropping fraglist and conntrack references Jakub added a warning in nfconntrackcleanupnetlist to make debugging leaked skbs/conntrack references more obvious. The syzbot reports that this triggers an issue, and I can...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Double-free of rqxprtctxt while it is still in use. When a RPC request is deferred, the pointer rqxprtctxt is moved out of the svcrqst to the svcdeferredreq. When the deferred request is revisited, the pointer is copied...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciconn: Fixed a crash that occurred during hcicreatecissync. When attempting to connect multiple ISO sockets without using DEFERSETUP, the following crash may occur: BUG: KASAN: Null pointer dereferencing in...

CLSA-2026-1779215759 libxml2: Fix of CVE-2022-49043

CVE-2022-49043: fix use-after-free in xmlXIncludeAddNode by deferring xmlFreeURI until after the error path has consumed the value...

OESA-2026-2311 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Return the correct value in vmwtranslateptr functions Before the referenced fixes these functions used a lookup function that returned a pointer. Thi...

CVE-2026-42209

FlashMQ is a MQTT broker/server, designed for multi-CPU environments. Prior to version 1.26.1, a remote client with retained publish permission can crash the FlashMQ broker when both setretainedmessagedefertimeout and setretainedmessagedefertimeoutspread are configured to non-default values,...

CLSA-2026-1778491896 libxml2: Fix of CVE-2022-49043

CVE-2022-49043: fix use-after-free in xmlXIncludeAddNode by deferring xmlFreeURI until after the error path has consumed the value...

CVE-2026-42209

FlashMQ is a MQTT broker/server, designed for multi-CPU environments. Prior to version 1.26.1, a remote client with retained publish permission can crash the FlashMQ broker when both setretainedmessagedefertimeout and setretainedmessagedefertimeoutspread are configured to non-default values,...

CVE-2026-43326

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix SCXKICKWAIT deadlock by deferring wait to balance callback SCXKICKWAIT busy-waits in kickcpusirqworkfn using smpcondloadacquire until the target CPU's kicksync advances. Because the irqwork runs in hardirq context,...

net: ipv6: flowlabel: defer exclusive option free until RCU teardown

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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-2026-31501 net: ti: icssg-prueth: fix use-after-free of CPPI descriptor in RX path

In the Linux kernel, the following vulnerability has been resolved: net: ti: icssg-prueth: fix use-after-free of CPPI descriptor in RX path cppi5hdescgetpsdata returns a pointer into the CPPI descriptor. In both emacrxpacket and emacrxpacketzc, the descriptor is freed via k3cppidescpoolfree befor...

SUSE SLES15 Security Update : kernel (Live Patch 42 for SUSE Linux Enterprise 15 SP4) (SUSE-SU-2026:1281-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1281-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.170 fixes various security issues The following security issues were fixed: ...

SUSE CVE-2026-31426

In the Linux kernel, the following vulnerability has been resolved: ACPI: EC: clean up handlers on probe failure in acpiecsetup When ecinstallhandlers returns -EPROBEDEFER on reduced-hardware platforms, it has already started the EC and installed the address space handler with the struct acpiec...

x86/efi: defer freeing of boot services memory

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SUSE CVE-2026-23305

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: fix unwinding in error path in rocketprobe When rocketcoreinit fails as could be the case with EPROBEDEFER, we need to properly unwind by decrementing the counter we just incremented and if this is the first core we...

EUVD-2026-15245

In the Linux kernel, the following vulnerability has been resolved: accel/rocket: fix unwinding in error path in rocketprobe When rocketcoreinit fails as could be the case with EPROBEDEFER, we need to properly unwind by decrementing the counter we just incremented and if this is the first core we...

SUSE CVE-2026-23275

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

EUVD-2026-13611

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...

CVE-2026-23275

In the Linux kernel, the following vulnerability has been resolved: iouring: ensure ctx-rings is stable for task work flags manipulation If DEFERTASKRUN | SETUPTASKRUN is used and task work is added while the ring is being resized, it's possible for the OR'ing of IORINGSQTASKRUN to happen in the...