Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: exfat: Fixed a double-free operation in the delayedfree function. The double-free could occur at the following paths: c exfatcreateupcasetable exfatcreateupcasetable : Return error exfatfreeupcasetable : Free -volutbl...

CVE-2026-68177

The CVE-2026-68177 entry describes a Linux kernel tracing vulnerability in which delaying the release of a module that contains an active enable/disable event leads to use-after-free if the module is removed while still referenced by an event. The underlying issue is that the module refcount is r...

EUVD-2026-55278

In the Linux kernel, the following vulnerability has been resolved: tracing: Delay module ref count for "enableevent" trigger Triggers are now delayed from freeing, but can still be triggered until after the RCU grace period has ended. The freeing of the enableevent data is put into the...

CVE-2026-64568

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix unsolbcastproberesp double free on alloc failure ieee80211setunsolbcastproberesp calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

EUVD-2026-53264

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix filsdiscovery double free on alloc failure ieee80211setfilsdiscovery calls kfreercu on the old template before allocating the replacement. If the kzalloc then fails, it returns -ENOMEM while...

CVE-2026-64543 tipc: fix use-after-free of the discoverer in tipc_disc_rcv()

In the Linux kernel, the following vulnerability has been resolved: tipc: fix use-after-free of the discoverer in tipcdiscrcv bearerdisable frees b-disc with tipcdiscdelete's plain kfree, but tipcdiscrcv still dereferences b-disc in RX softirq under rcureadlock tipcudprecv - tipcrcv - tipcdiscrcv...

kernel: Kernel: Double free vulnerability in exFAT filesystem can lead to denial of service

A flaw was found in the Linux kernel's exFAT filesystem driver. A local attacker with low privileges could exploit a double free vulnerability within the delayedfree function. This memory corruption flaw can lead to a denial of service DoS, potentially causing system instability or crashes. It ma...

kernel: Kernel: Double free vulnerability in exFAT filesystem can lead to denial of service

A flaw was found in the Linux kernel's exFAT filesystem driver. A local attacker with low privileges could exploit a double free vulnerability within the delayedfree function. This memory corruption flaw can lead to a denial of service DoS, potentially causing system instability or crashes. It ma...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005483)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005483 advisory. In the Linux kernel, the following vulnerability has been resolved: exfat: fix double free in delayedfree The double free could happen in the following path...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005736)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005736 advisory. In the Linux kernel, the following vulnerability has been resolved: exfat: fix double free in delayedfree The double free could happen in the following path...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988780)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988780 advisory. In the Linux kernel, the following vulnerability has been resolved: cifs: fix double free race when mount fails in cifsgetroot When cifsgetroot fails during...

SUSE-SU-2025:20886-1 Security update for kernel-livepatch-MICRO-6-0_Update_2

This update for kernel-livepatch-MICRO-6-0Update2 fixes the following issues: - CVE-2024-49974: NFSD: limit the number of concurrent async COPY operations bsc1232384 - CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 - CVE-2025-38206: exfat: fix double free in...

SUSE-SU-2025:20873-1 Security update for kernel-livepatch-MICRO-6-0-RT_Update_4

This update for kernel-livepatch-MICRO-6-0-RTUpdate4 fixes the following issues: - CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 - CVE-2025-38206: exfat: fix double free in delayedfree bsc1246075 - CVE-2025-38396: fs: export anoninodemakesecureinode and fix secretm...

SUSE-SU-2025:3736-1 Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-15050055100 fixes several issues. The following security issues were fixed: - CVE-2025-38678: netfilter: nftables: reject duplicate device on updates bsc1249534. - CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns...

SUSE-SU-2025:3733-1 Security update for the Linux Kernel (Live Patch 28 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-15050055113 fixes several issues. The following security issues were fixed: - CVE-2025-38678: netfilter: nftables: reject duplicate device on updates bsc1249534. - CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns...

SUSE-SU-2025:3734-1 Security update for the Linux Kernel (Live Patch 20 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005583 fixes several issues. The following security issues were fixed: - CVE-2025-38678: netfilter: nftables: reject duplicate device on updates bsc1249534. - CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns...

SUSE-SU-2025:3721-1 Security update for the Linux Kernel (Live Patch 19 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-1505005580 fixes several issues. The following security issues were fixed: - CVE-2025-38678: netfilter: nftables: reject duplicate device on updates bsc1249534. - CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns...

Security update for the Linux Kernel (Live Patch 42 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-15040024170 fixes several issues. The following security issues were fixed: CVE-2025-38678: netfilter: nftables: reject duplicate device on updates bsc1249534. CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns...

SUSE SLES15 Security Update : kernel (Live Patch 59 for SLE 15 SP3) (SUSE-SU-2025:03672-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03672-1 advisory. This update for the Linux Kernel 5.3.18-15030059211 fixes several issues. The following security issues were fixed: - CVE-2025-38499:...

Security update for the Linux Kernel (Live Patch 51 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059185 fixes several issues. The following security issues were fixed: CVE-2025-38499: cloneprivatemnt: make sure that caller has CAPSYSADMIN in the right userns bsc1248673. CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794...