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

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Fixed a potential data race in nftexprtypeget. The function nftunregisterexpr can occur concurrently with nftexprtypeget. There is no protection when iterating over the nftablesexpressions list in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed a potential data race in rxrpcwaittobeconnected. Inside the loop in rxrpcwaittobeconnected, it checks call-error to determine whether to exit the loop without first checking the call state. This is probably safe, as...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: mcast: fixed a data race in ipv6mcdown / mldifcwork. idev-mcifccount can be written without proper locking. Originally reported by syzbot 1. This issue was fixed by encapsulating calls to mldifcstopwork and mldgqstopwork...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: IGMP: Fixed data races related to sysctligmpllmreports. When reading sysctligmpllmreports, it can be changed concurrently. Therefore, we need to add READONCE to its readers. This test can be incorporated into a helper function...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ipv4: Fixed a data race around the sysctlfibmultipathuseneigh function. When modifying sysctlfibmultipathuseneigh, it is possible for multiple processes to change it concurrently. Therefore, we need to add READONCE to its read...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Fixed a data race around the sysctltcpfwmarkaccept function. When reading sysctltcpfwmarkaccept, it can be changed concurrently. Therefore, we need to add a READONCE call to its reader function...

Astra Linux – Vulnerability in Linux, Linux 5.10

A data race flaw was discovered in the Linux kernel, between the allocation of the con variable and the setting of con-sock. This issue results in a NULL pointer dereferencing when accessing con-sock-sk in the net/tipc/topsrv.c file within the tipc protocol in the Linux kernel...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: IGMP: Fixed data races related to sysctligmpqrv. When reading sysctligmpqrv, it can be changed concurrently. Therefore, we need to add READONCE to its readers. This test can be incorporated into a helper module; such changes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix data race in CPU latency PM QoS request handling The cpulatencyqosadd/remove/updaterequest interfaces lack internal synchronization by design, requiring the caller to ensure thread safety. The current...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: hidraw – Fix for data race condition on the device reference count The hidrawopen function increments the reference counter of the hidraw device. Since there is no dedicated synchronization mechanism for this counter, a...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igb: Revert the rtnllock function that causes deadlock. The commit 6faee3d4ee8b “igb: Add a lock to avoid data race” adds rtnllock to eliminate a false data race as shown below: Released from device detachment | Used from netdev...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mm: kmem: fixed a NULL pointer dereference in objstockflushrequired KCSAN identified an issue in objstockFlushRequired: stock-cachedobjcg can be reset between the check and dereference...

CLSA-2026-1778756832 kernel: Fix of 40 CVEs

fix: "vsock: Ignore signal/timeout on connect if already established CVE-2025-40248" - gfs2: Fix possible data races in gfs2showoptions CVE-2023-53622 - ALSA: 6fire: fix use-after-free on disconnect CVE-2026-31581 - nfnetlinkosf: validate individual option lengths in fingerprints CVE-2026-23397 -...

CLSA-2026-1778759582 kernel: Fix of 40 CVEs

fix: "vsock: Ignore signal/timeout on connect if already established CVE-2025-40248" - gfs2: Fix possible data races in gfs2showoptions CVE-2023-53622 - ALSA: 6fire: fix use-after-free on disconnect CVE-2026-31581 - nfnetlinkosf: validate individual option lengths in fingerprints CVE-2026-23397 -...

CLSA-2026-1778769697 kernel: Fix of 31 CVEs

net: skbuff: propagate shared-frag marker through pskbcopy - HID: ignore non-functional sensor in HP 5MP Camera CVE-2025-21992 - net: fix crash when config small gsomaxsize/gsoipv4maxsize CVE-2024-50258 - ipv4: iptunnel: Fix suspicious RCU usage warning in iptunnelinitflow CVE-2024-53042 - ALSA:...

CLSA-2026-1778757276 kernel: Fix of 40 CVEs

fix: "vsock: Ignore signal/timeout on connect if already established CVE-2025-40248" - gfs2: Fix possible data races in gfs2showoptions CVE-2023-53622 - ALSA: 6fire: fix use-after-free on disconnect CVE-2026-31581 - nfnetlinkosf: validate individual option lengths in fingerprints CVE-2026-23397 -...

EUVD-2026-28733

In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug report: Due to compiler optimization or CPU out-of-order execution, the desc-length update can be reordered before the memmove. If this happens, wdmread...

CVE-2026-43427

In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug report: Due to compiler optimization or CPU out-of-order execution, the desc-length update can be reordered before the memmove. If this happens, wdmread...

CVE-2026-43427 usb: class: cdc-wdm: fix reordering issue in read code path

In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug report: Due to compiler optimization or CPU out-of-order execution, the desc-length update can be reordered before the memmove. If this happens, wdmread...

PT-2026-39088

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reordering issue exists in the read code path of the usb class cdc-wdm. Due to compiler optimization or CPU out-of-order execution, the desc-length update may occur before the memmove...