Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: Fixed null-ptr-deref in socklockinitclassandname and rmmod. When I ran the reproduction steps and waited for a few seconds, I observed two LOCKDEP warnings: a warning immediately followed by a null-ptr-deref. 1 Reproduction...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: kcm: fixed the order of calls to strpinit and cleanup. strpinit is called just a few lines above this csk-skuserdata check. It also initializes strp-work, etc. Therefore, there’s no need to call strpdone to cancel the newly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvmet: moving async event work off nvmet-wq For the target function nvmetctrlfree, the variable ctrl-asynceventwork is flushed. If nvmetctrlfree runs on nvmet-wq, the flush re-enters the workqueue completion for the same worker. ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: always handle address removal under msk socket lock Syzkaller reported a lockdep splat in the PM control path: WARNING: CPU: 0 PID: 6693 at ./include/net/sock.h:1711 sockownedbyme include/net/sock.h:1711 inline WARNING:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/Mellanox: mlxbf-pmc – added sysfsattrinit to countClock initialization. The lock-related debugging logic CONFIGLOCKSTAT in the kernel issues the following warning when the BlueField-3 SOC is booted: BUG: The key...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fixed a race condition involving VMA iteration and mmstruct teardown. The exitmmap function will tear down the VMAs and the maple tree, provided that the mmaplock is held in write mode. Ensure that the maple tree remains...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mm/khugepaged: fixed -anonvma race condition If an -anonvma is attached to the VMA, the collapseandfreepmd function requires it to be locked. Page table traversal is allowed under either the mmap lock, the anonvma lock if the...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wilc1000 – Fixed RCU usage in the connect path. With lockdep enabled, calls to the connect function from the cfg802.11 layer lead to the following warning: ============================= WARNING: Suspicious RCU usage...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: KVM: x86: Added SRCU protection for reading PDPTRs in getsregs2. Added read-side protection when reading PDPTR registers in getsregs2. Reading PDPTRs may trigger access to guest memory: kvmpdptrread - svmcachereg - loadpdptrs ...

SUSE CVE-2026-46304

In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid recursive nvmet-wq flush in nvmetctrlfree nvmettcpreleasequeuework runs on nvmet-wq and can drop the final controller reference through nvmetcqput. If that triggers nvmetctrlfree, the teardown path flushes...

CVE-2026-46304 nvmet: avoid recursive nvmet-wq flush in nvmet_ctrl_free

In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid recursive nvmet-wq flush in nvmetctrlfree nvmettcpreleasequeuework runs on nvmet-wq and can drop the final controller reference through nvmetcqput. If that triggers nvmetctrlfree, the teardown path flushes...

CVE-2026-46304

In the Linux kernel, the following vulnerability has been resolved: nvmet: avoid recursive nvmet-wq flush in nvmetctrlfree nvmettcpreleasequeuework runs on nvmet-wq and can drop the final controller reference through nvmetcqput. If that triggers nvmetctrlfree, the teardown path flushes...

CVE-2026-46304

MODE C: The CVE-2026-46304 entry centers on the Linux kernel nvmet subsystem. The vulnerability stems from nvmet_tcp_release_queue_work() running on the nvmet-wq and possibly dropping the final controller reference through nvmet_cq_put(), which can trigger nvmet_ctrl_free() and flush ctrl->asy...

PT-2026-47375

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the NVMe target controller teardown process where a recursive workqueue flush can occur. Specifically, the nvmet tcp release queue work function runs on the nvmet-wq...

CVE-2026-46252

A flaw was found in the Linux kernel's regulator core. Incorrect handling of locking in the regulatorresolvesupply function's error path can trigger a lockdep warning. This issue may allow for concurrent access problems, potentially leading to system instability or a denial of service DoS conditi...

CVE-2026-46252 regulator: core: fix locking in regulator_resolve_supply() error path

In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix locking in regulatorresolvesupply error path If late enabling of a supply regulator fails in regulatorresolvesupply, the code currently triggers a lockdep warning: WARNING: drivers/regulator/core.c:2649 at...

SUSE CVE-2026-43285

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not access current-memsallowedseq if !allowspin Lockdep complains when getfromanypartial is called in an NMI context, because current-memsallowedseq is seqcountspinlockt and not NMI-safe:...

SUSE CVE-2026-43227

In the Linux kernel, the following vulnerability has been resolved: clocksource/drivers/shtmu: Always leave device running after probe The TMU device can be used as both a clocksource and a clockevent provider. The driver tries to be smart and power itself on and off, as well as enabling and...

UBUNTU-CVE-2026-43285

In the Linux kernel, the following vulnerability has been resolved: mm/slab: do not access current-memsallowedseq if !allowspin Lockdep complains when getfromanypartial is called in an NMI context, because current-memsallowedseq is seqcountspinlockt and not NMI-safe:...

PT-2026-38927

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the slab memory allocator where the get from any partial function accesses current-mems allowed seq during an NMI Non-Maskable Interrupt context. Because current-mems...