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

In the Linux kernel, the following vulnerabilities have been resolved: net: tunnels: Annotations were added for lockless accesses to dev-neededheadroom. IP tunnels can apparently update dev-neededheadroom during their xmit path. This patch addresses issues related to three types of tunnels xmit, ...

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

In the Linux kernel, the following vulnerability has been resolved: net: Fix load-tearing on sk-skstamp in sockrecvcmsgs. KCSAN found a data race in sockrecvcmsgs where the read access to sk-skstamp needs READONCE. BUG: KCSAN: data-race in packetrecvmsg / packetrecvmsg write marked to...

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

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Address the issue reported by KCSAN regarding bpflrulist. KCSAN reported a data-race when accessing node-ref. Although node-ref doesn’t need to be accurate, this opportunity can be used to use a more common READONCE and...

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

In the Linux kernel, the following vulnerabilities have been resolved: media: v4l2-m2m: added a lock to protect the numrdy parameter. An error occurs when using KCSAN to check the driver. A lock must be added to protect the numrdy parameter when retrieving its value using the v4l2m2mbufqueue...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098738)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098738 advisory. In the Linux kernel, the following vulnerability has been resolved: locking/spinlock/debug: Fix data-race in dorawwritelock KCSAN reports: BUG: KCSAN: data-race in...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098891)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098891 advisory. In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qle...

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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-101981)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101981 advisory. In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qle...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-100180)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100180 advisory. In the Linux kernel, the following vulnerability has been resolved: wireguard: receive: annotate data-race around receivingcounter.counter Syzkaller with KCSAN...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099694)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099694 advisory. In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qle...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100534)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100534 advisory. In the Linux kernel, the following vulnerability has been resolved: audit: Fix data races of skbqueuelen readers on auditqueue Multiple readers access auditqueue.qle...

CVE-2026-72420

In the Linux kernel, the following vulnerability has been resolved: md/raid5: avoid R5Overlap races while breaking stripe batches KCSAN report a race in breakstripebatchlist vs. raid5makerequest on sh-devi.flags plain word write vs. atomic bit op.. and .. one possible scenario is: CPU1 CPU2...

CVE-2026-72420

In the Linux kernel, the following vulnerability has been resolved: md/raid5: avoid R5Overlap races while breaking stripe batches KCSAN report a race in breakstripebatchlist vs. raid5makerequest on sh-devi.flags plain word write vs. atomic bit op.. and .. one possible scenario is: CPU1 CPU2...

UBUNTU-CVE-2026-72420

In the Linux kernel, the following vulnerability has been resolved: md/raid5: avoid R5Overlap races while breaking stripe batches KCSAN report a race in breakstripebatchlist vs. raid5makerequest on sh-devi.flags plain word write vs. atomic bit op.. and .. one possible scenario is: CPU1 CPU2...

CVE-2026-72118

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix CAN frame rx/tx statistics KCSAN detected a data race within the bcmrxhandler when two CAN frames have been simultaneously received and processed in a single rx op by two different CPUs. Use atomic operations with...

CVE-2026-72121

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add locking when updating filter and timer values KCSAN detected a simultaneous access to timer values that can be overwritten in bcmrxsetup when updating timer and filter content while bcmrxhandler, bcmrxtimeouthandler...

CVE-2026-72121

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add locking when updating filter and timer values KCSAN detected a simultaneous access to timer values that can be overwritten in bcmrxsetup when updating timer and filter content while bcmrxhandler, bcmrxtimeouthandler...

UBUNTU-CVE-2026-72121

In the Linux kernel, the following vulnerability has been resolved: can: bcm: add locking when updating filter and timer values KCSAN detected a simultaneous access to timer values that can be overwritten in bcmrxsetup when updating timer and filter content while bcmrxhandler, bcmrxtimeouthandler...

UBUNTU-CVE-2026-72118

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix CAN frame rx/tx statistics KCSAN detected a data race within the bcmrxhandler when two CAN frames have been simultaneously received and processed in a single rx op by two different CPUs. Use atomic operations with...

CVE-2026-72420 md/raid5: avoid R5_Overlap races while breaking stripe batches

In the Linux kernel, the following vulnerability has been resolved: md/raid5: avoid R5Overlap races while breaking stripe batches KCSAN report a race in breakstripebatchlist vs. raid5makerequest on sh-devi.flags plain word write vs. atomic bit op.. and .. one possible scenario is: CPU1 CPU2...