Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: interconnect: debugfs: initializing srcnode and dstnode to empty strings The debugfscreatestr API assumes that the string pointer is either NULL or points to valid kmalloc memory. Leaving the pointer uninitialized can cause...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: BPF: crypto: Use the correct destructor kfunc type With CONFIGCFI enabled, the kernel strictly ensures that indirect function calls use a function pointer type that matches the target function. I encountered the following type...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1, and Thunderbird 149.0.1. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148, and Thunderbird 148. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: Fixed out-of-bounds access during read/writing of sysfs attributes. Some f2fs sysfs attributes suffer from out-of-bounds memory access and incorrect handling of integer values whose size is not 4 bytes. Example: vm: echo...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfs: Only call xfarray,blobdestroy if we have a valid pointer. Only call the xfarray and xfblob destructors if we have a valid pointer, and make sure to null out that pointer afterwards. Note that this patch fixes a large number ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: SCO: Fixed UAF in scoconnfree BUG: KASAN: Slab-use-after-free in scoconnfree, net/bluetooth/sco.c:87 inline BUG: KASAN: Slab-use-after-free in krefput, include/linux/kref.h:65 inline BUG: Slab-use-after-free in...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148, and Thunderbird 148. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability ha...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability has been fixed in Firefox 149.0.2 and...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: tracing/dma: CapDMAmapsg tracepoint arrays to prevent buffer overflows. The dmamapsg tracepoint can cause a PERF buffer overflow when tracing large scatter-gather lists. With devices like virtio-gpu that create large DRM buffers,...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: flexproportions: making fpropnewperiod safe from hardirq issues. Bernd reported a deadlock issue in the flexible proportions code, which essentially complained about the following race conditions: runtimersoftirq – we’re in a...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: perf: sched: Fixed a crash in perf when using the new isusertask helper. To obtain a user space stacktrace, the current task must be a user task that has executed in user space. It was previously possible to determine whether a...

Astra Linux – Vulnerability in xwayland, xorg-server

A flaw was discovered in the X.Org X server. This integer underflow vulnerability, specifically related to the handling of the XKB compatibility map, allows an attacker with local or remote X11 server access to trigger a buffer read overflow. This can lead to memory safety violations and...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net: ipv4: Fixed an alignment fault in the multipath hash seed for ARM64 architectures. The struct sysctlfibmultipathhashseed contains two u32 fields userseed and mpseed, making it an 8-byte structure with a 4-byte alignment...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: KVM: Disallow toggling KVMMEMGUESTMEMFD on an existing memslot. Reject attempts to disable KVMMEMGUESTMEMFD on a memslot that was initially created with a guestmemfd binding. KVM does not support toggling KVMMEMGUESTMEMFD on...

Astra Linux – Vulnerability in curl

When performing multi-threaded LDAPS transfers LDAP over TLS with libcurl, changing TLS options in one thread will inadvertently change them globally, and thus may also affect other concurrently running transfers. Disabling certificate verification for a specific transfer can unintentionally...

The vulnerability of the maybe_fork_scalars() function in the fs/smb/server/smb2pdu.c module of the Smb subsystem in the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the maybeforkscalars function in the fs/smb/server/smb2pdu.c module of the Smb subsystem in the Linux operating system is related to the execution of operations beyond the buffer boundaries in memory. Exploiting this vulnerability could allow a remote attacker to compromise t...

Linux Distros Unpatched Vulnerability : CVE-2026-68403

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: brcmfmac: initialize SDIO data work before cleanup brcmfsdioprobe stores the newly allocated bus in sdiodev-bus before allocating the ordered workqueue. I...

Linux Distros Unpatched Vulnerability : CVE-2026-68157

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libceph: guard missing CRUSH type name lookup Localized read selection can walk a parent bucket whose name exists in the CRUSH map while its type has no matchin...

Linux Distros Unpatched Vulnerability : CVE-2026-68266

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/xe: Hold a dma-buf reference for imported BOs An imported dma-buf BO is created as a ttmbotypesg BO whose reservation object is the exporter's dmabuf-resv...