CVE-2026-22009-Linux-eBPF-Map-Locking-Race-Use-After-Free

CVE-2026-22009 – Linux eBPF Map Locking Race → Use‑After‑Free Program Code C simulation // ebpfmapuaf.c - Simulated concurrent map update/free include include include include void mapdata = NULL; int mapfreed = 0; void updatemapvoid arg // Simulate eBPF program updating map if !mapfreed char...

CVE-2026-98258

In the Linux kernel, the following vulnerability has been resolved: posix-cpu-timers: Prevent freeing a timer which is queued on the expiry list Kijo analyzed another race in the POSIX CPU timer code: Commit bf635681c906 converted cputimer::firing from a tristate value to a boolean. This lost the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hciqca: Use deltimersync before freeing the timer. When checking a crash report regarding a corrupted timer list, it was found that this issue usually occurs when a timer is freed while still active. This problem is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/shmem-helper: The erroneous “put” operation has been removed from the error path. The drmgemshmemmmap function does not have a reference in the error code path, resulting in the dma-buf shmem GEM object being freed...

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

In the Linux kernel, the following vulnerability has been resolved: PCI/ASPM: Fixed the issue where the link state was exited during the removal of an upstream function. Before version 456d8aa37d0f “PCI/ASPM: Disabled ASPM during the removal of an MFD function to avoid use-after-free”, we only...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: tegra-video: Fixed a memory leak in tegrachanneltryformat. The v4l2subdevstatealloc function allocates an state object, which must be freed using v4l2subdevstatefree when it is no longer needed. In tegrachanneltryformat,...

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

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uaudio: do not allow userspace to block driver unbind In the unbind callback for fuac1 and fuac2, a call to sndcardfree via gaudiocleanup will disconnect the card and then wait for all resources to be released, which...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: The issue related to “slab-use-after-free” in smb3preauthhashrsp has been fixed. The function ksmbdusersessionput should be called under smb3preauthhashrsp. This will prevent freeing a session before calling...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb – revert the use of devmkzalloc in btusb This change reverts to the behavior described in commit 98921dbd00c4e “Bluetooth: Use devmkzalloc in btusb.c file”. In btusbprobe, we use devmkzalloc to allocate the btusb...

Rocky Linux 9 [CIQ] Security Update: krb5-debuginfo / krb5-debugsource / krb5-devel / krb5-libs / etc Multiple Vulnerabilities (crlsa-2023_6699)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20236699 advisory. krb5: Denial of service through freeing uninitialized pointer CVE-2023-36054 krb5: double-free in KDC TGS processing CVE-2023-39975 Tenable has extracted t...

Rocky Linux 8 [CIQ] Security Update: bpftool / kernel / kernel-abi-stablelists / kernel-core / etc Multiple Vulnerabilities (crlsa-2026_9131)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20269131 advisory. kernel: scsi: qla2xxx: Fix improper freeing of purex item CVE-2025-68741 kernel: ALSA: aloop: Fix racy access at PCM trigger CVE-2026-23191 Tenable has...

CVE-2026-98017

In the Linux kernel, the following vulnerability has been resolved: net/sched: defer qdisc freeing after failed creation An RTMNEWQDISC request can make clsact bind a populated shared ingress block during -init, publishing an embedded miniQdisc to lockless readers. If the same request has an...

PT-2026-94656

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the RDMA/erdma component where AE QP fatal events and iWARP CM paths load Queue Pairs QPs from dev-qp xa and reference them outside the xarray lock. This allows erdma...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Staging: vt6655 – fixed a potential memory leak. In the function deviceinittd0ring, memory is allocated for the member tdinfo of priv-apTD0Ringsi, where i increases from 0. If an allocation failure occurs, the memory is freed in...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Cancel dqisyncwork before freeing oinfo. The ocfs2globalreadinfo function will initialize and schedule dqisyncwork at the end. If an error occurs after successfully reading the global quota, the following warning will be...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: qlcnic: Prevent “dbc use-after-free” in qlcnicdcbenable. The “adapter-dcb” pointer would be silently freed within qlcnicdcbenable if qlcnicdcbattach returns an error—something that always occurs under OOM conditions. This could...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dmaengine: altera-msgdma: properly freeing the descriptor in msgdmafreedescriptor. The call listdel in msgdmachandesccleanup should be replaced with msgdmafreedescriptor. Consequently, listaddtail should be replaced with...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net: openvswitch: Fixed a leak of nested actions. When parsing user-provided actions, the openvswitch module may dynamically allocate memory and store pointers in the internal copy of the actions. This memory must be freed whe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the rxrpcpeer leak in rxrpclookupbundle. It is necessary to call rxrpcputpeer for the bundle candidate before kfree, as it holds a reference to rxrpcpeer. DH: v2: The code for freeing bundles has been moved to a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed an uninitialized pointer-free operation in addinoderef The addinoderef function does not initialize the “name” struct when it is declared. If any of the following calls to readoneinode returns NULL, dir = readone...