Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - ice: xsk: disabling TXQ interrupts before flushing hardware settings. - iceqpdis attempts to stop a given queue pair that is a target of xsk pool attach/detach. One of the steps involved disabling interrupts on these queues...

Astra Linux - Vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix a race condition in kprobe initialization causing a NULL pointer dereference There is a critical race condition in kprobe initialization that can lead to a NULL pointer dereference and a kernel crash. 1135630.084782...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: Handling failures in registering sensors with thermal zones correctly. If an attempt is made to register a sensor with a thermal zone and it fails, the call to devmthermalzoneofsensorregister may return -ENODEV. This ca...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm-verity: properly handling failures of dmbufioclientcreate If either of the calls to dmbufioclientcreate in verityfecctr fails, then dmbufioclientdestroy is called later with an ERRPTR argument. This causes a crash. Fix this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/pt: Fixed a crash that occurred with stop filters in single-range mode. A check for !buf-single was added before calling ptbufferregionsize in places where a missing check could cause a kernel crash. This fix...

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

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, hsr: rejecting HSR frames if skb cannot hold the tag. Receiving an HSR frame with insufficient space to hold the HSR tag in the skb can result in a crash kernel bug. 45.390915 skbuff: skbunderpanic:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: fixed a race condition between nfsd registration and exportsproc Currently, nfsd calls createprocexportsentry at the beginning of initnfsd, and cleanup is performed by removeprocentry at the end of exitnfsd. This can lea...

CVE-2026-74728

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74633

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix NULL pointer dereference in module event cache removal A module-only event filter such as ":mod:foo" is cached with a NULL eventmod-match when foo has not been loaded. If a later write tries to remove a specific matc...

CVE-2026-74728

CVE-2026-74728 is a NULL pointer dereference in the Linux kernel's XFS filesystem repair tooling. When xfs_buf_alloc_backing_mem() fails, xfs_buf_free() is called with bp->b_addr still NULL. The code then falls through to the folio_put path, which calls virt_to_folio(NULL), dereferencing an in...

EUVD-2026-64415

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74728 xfs: handle NULL b_addr in xfs_buf_free

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74728 xfs: handle NULL b_addr in xfs_buf_free

In the Linux kernel, the following vulnerability has been resolved: xfs: handle NULL baddr in xfsbuffree When xfsbufallocbackingmem fails, xfsbuffree is called with bp-baddr still NULL. The code falls through to the folioput path which calls virttofolioNULL, dereferencing an invalid address and...

CVE-2026-74717 net/mlx5: fw_tracer, return NULL on create error

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, return NULL on create error Tracer creation can fail by returning either NULL or ERRPTR. The return value is stored without a check on the device, and users treat ERRPTR and NULL the same way. This also causes...

CVE-2026-74717

A denial-of-service vulnerability in the Linux kernel's net/mlx5 firmware tracer (fw_tracer). The tracer creation function can return either NULL or ERR_PTR on failure, but the core dump logic (mlx5_fw_tracer_trigger_core_dump_general) does not check for ERR_PTR and dereferences it, leading to a ...

CVE-2026-74717 net/mlx5: fw_tracer, return NULL on create error

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, return NULL on create error Tracer creation can fail by returning either NULL or ERRPTR. The return value is stored without a check on the device, and users treat ERRPTR and NULL the same way. This also causes...

EUVD-2026-64404

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, return NULL on create error Tracer creation can fail by returning either NULL or ERRPTR. The return value is stored without a check on the device, and users treat ERRPTR and NULL the same way. This also causes...

CVE-2026-74715 bpf: Fix netns reference imbalance in conntrack kfuncs

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix netns reference imbalance in conntrack kfuncs The opts argument of the BPF conntrack kfuncs can point to a shared map value. bpfnfctlookup and bpfnfctallocentry read opts-netnsid separately when acquiring and releasing t...

CVE-2026-74702

CVE-2026-74702 affects the vhost-scsi component of the Linux kernel. The root cause is that vhost_scsi_setup_vq_cmds() allocates the protection scatterlist array (prot_sgl) based on the VIRTIO_SCSI_F_T10_PI feature bit at endpoint setup, but command pools are not rebuilt when VHOST_SET_FEATURES l...

EUVD-2026-64389

In the Linux kernel, the following vulnerability has been resolved: vhost-scsi: reject feature changes after endpoint vhostscsisetupvqcmds runs from VHOSTSCSISETENDPOINT and allocates each command's protection scatterlist array protsgl according to the acknowledged VIRTIOSCSIFT10PI bit. The comma...