CVE-2026-23124

In the Linux kernel, the following vulnerability has been resolved: ipv6: annotate data-race in ndiscrouterdiscovery syzbot found that ndiscrouterdiscovery could read and write in6dev-ramtu without holding a lock 1 This looks fine, IFLAINET6RAMTU is best effort. Add READONCE/WRITEONCE to document...

CVE-2026-23124 ipv6: annotate data-race in ndisc_router_discovery()

In the Linux kernel, the following vulnerability has been resolved: ipv6: annotate data-race in ndiscrouterdiscovery syzbot found that ndiscrouterdiscovery could read and write in6dev-ramtu without holding a lock 1 This looks fine, IFLAINET6RAMTU is best effort. Add READONCE/WRITEONCE to document...

CVE-2026-23124 ipv6: annotate data-race in ndisc_router_discovery()

In the Linux kernel, the following vulnerability has been resolved: ipv6: annotate data-race in ndiscrouterdiscovery syzbot found that ndiscrouterdiscovery could read and write in6dev-ramtu without holding a lock 1 This looks fine, IFLAINET6RAMTU is best effort. Add READONCE/WRITEONCE to document...

EUVD-2026-5912

In the Linux kernel, the following vulnerability has been resolved: ipv6: annotate data-race in ndiscrouterdiscovery syzbot found that ndiscrouterdiscovery could read and write in6dev-ramtu without holding a lock 1 This looks fine, IFLAINET6RAMTU is best effort. Add READONCE/WRITEONCE to document...

EUVD-2026-5915

In the Linux kernel, the following vulnerability has been resolved: mISDN: annotate data-race around dev-work dev-work can re read locklessly in mISDNread and mISDNpoll. Add READONCE/WRITEONCE annotations. BUG: KCSAN: data-race in mISDNioctl / mISDNread write to 0xffff88812d848280 of 4 bytes by...

CVE-2026-23121 mISDN: annotate data-race around dev->work

In the Linux kernel, the following vulnerability has been resolved: mISDN: annotate data-race around dev-work dev-work can re read locklessly in mISDNread and mISDNpoll. Add READONCE/WRITEONCE annotations. BUG: KCSAN: data-race in mISDNioctl / mISDNread write to 0xffff88812d848280 of 4 bytes by...

CVE-2026-23121

Technical details for CVE-2026-23121 are not provided in the supplied documents. No affected products, root cause, or remediation are stated here. Monitor for updates from the vendor/security advisories.

CVE-2026-23121 mISDN: annotate data-race around dev->work

In the Linux kernel, the following vulnerability has been resolved: mISDN: annotate data-race around dev-work dev-work can re read locklessly in mISDNread and mISDNpoll. Add READONCE/WRITEONCE annotations. BUG: KCSAN: data-race in mISDNioctl / mISDNread write to 0xffff88812d848280 of 4 bytes by...

CVE-2026-23121 mISDN: annotate data-race around dev->work

In the Linux kernel, the following vulnerability has been resolved: mISDN: annotate data-race around dev-work dev-work can re read locklessly in mISDNread and mISDNpoll. Add READONCE/WRITEONCE annotations. BUG: KCSAN: data-race in mISDNioctl / mISDNread write to 0xffff88812d848280 of 4 bytes by...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: Always use READONCE to read the buffer lengths of the ring buffer. Since the buffers are mapped from the user space, it is prudent to use READONCE to read the values into a local variable, and use that data for any...

PT-2026-27681

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to memory alignment and atomicity within the IPv4 networking stack. Specifically, the issue arises from using READ ONCE and WRITE ONCE on the...

PT-2026-20424

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a data race condition related to the handling of bonded network interfaces. Specifically, the slave-last rx and slave-target last arp rx variables can be read a...

PT-2026-8114

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a data race condition around dev-work within the mISDN module. Specifically, dev-work can be read locklessly in the mISDN read and mISDN poll functions. The iss...

PT-2026-8117

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a data race condition within the ndisc router discovery function. The syzbot tool identified that this function could read and write to in6 dev-ra mtu without...

PT-2026-27667

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A data race occurs in the network subsystem when skmsg or other layers modify the sk data ready and sk write space pointers while other CPUs read them concurrently. Recommendations At th...

SUSE CVE-2023-54218

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...

SUSE CVE-2023-54226

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races around sk-skshutdown. KCSAN found a data race around sk-skshutdown where unixreleasesock and unixshutdown update it under unixstatelock, OTOH unixpoll and unixdgrampoll read it locklessly. We need to annota...

SUSE CVE-2023-54283

In the Linux kernel, the following vulnerability has been resolved: bpf: Address KCSAN report on bpflrulist KCSAN reported a data-race when accessing node-ref. Although node-ref does not have to be accurate, take this chance to use a more common READONCE and WRITEONCE pattern instead of datarace...

EUVD-2023-60512

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP request done KCSAN detects a data race on cqprequest-requestdone memory location which is accessed locklessly in irdmahandlecqpop while being updated in irdmacqpcehandler. Annotate lockless intent...

EUVD-2023-60521

In the Linux kernel, the following vulnerability has been resolved: bpf: Address KCSAN report on bpflrulist KCSAN reported a data-race when accessing node-ref. Although node-ref does not have to be accurate, take this chance to use a more common READONCE and WRITEONCE pattern instead of datarace...