Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Protection against accessing NULL pt regs in bpfgettaskstack The taskptregs function can return NULL on the powerpc architecture for kernel threads. This NULL value is then used in bpfgetstack to check for the user mode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: fixed a refcount bug in skpsockget2. Syzkaller reported the refcount bug as follows: ------------ cut here ------------ refcountt: saturated; memory was leaking. WARNING: CPU: 1 PID: 3605 at lib/refcount.c:19...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: fixed a NULL pointer dereferencing in nvmeallocadmintags. In nvmeallocadmintags, adminq can be set to an error typically -ENOMEM if the blkmqinitqueue call fails to set up the queue. This check is performed immediately...

Astra Linux – Vulnerability in Golang-1.15

In Go versions before 1.14.14 and 1.15.x, as well as before 1.15.7, the crypto/elliptic/p224.go file may generate incorrect outputs due to a underflow of the lowest limb during the final complete reduction of the P-224 field...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed a bug in btf DeclTag when tagging a function. syzbot reported a bug in btf DeclTag with a stack trace as follows: - General protection fault, likely for the non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP...

Astra Linux – Vulnerability in Thunderbird

When viewing an email message A, which contains an attached message B, where B is encrypted or digitally signed, or both, Thunderbird may display incorrect encryption or signature statuses. After opening and viewing the attached message B, when returning to the display of message A, message A may...

Astra Linux – Vulnerability in libstb

stbvorbis is a single-file MIT licensed library for processing OGG Vorbis files. A maliciously crafted file may trigger an out-of-bounds write vulnerability in the line f-vendorlen = char'\0';. The root cause of this issue is that if len read from startdecoder is -1, then len + 1 becomes 0 when...

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

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a use-after-free issue in ext4findextent when using bigalloc with inline data. Syzbot identified the following issue: - loop0: A change in capacity was detected, from 0 to 2048. - EXT4-fs loop0: The filesystem...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Unregistering flowtable hooks upon netns exit. Unregistering flowtable hooks before they are released via nftablesflowtabledestroy; otherwise, the hook code may report a Use-After-Free error. BUG: KASAN:...

Astra Linux – Vulnerability in Containerd

Moby is an open-source project created by Docker to enable and accelerate software containerization. A bug was discovered in Moby Docker Engine prior to version 20.10.14, where containers were incorrectly started with non-empty inheritable Linux process capabilities, creating an atypical Linux...

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

In the Linux kernel, the following vulnerability has been resolved: usb: aqc111: Check the packet for fixup for true limits. If a device sends a packet that lies between 0 and sizeofu64, the value passed to skbtrim as the packet length will wrap around, resulting in a very large value. The driver...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: No longer rely on user space for information that could lead to faults in the xsave buffer. Before this change, the expected size of the user space buffer was taken from fxsw-xstatesize. fxsw-xstatesize can be changed fr...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: intelpowerclamp: Use getcpu instead of smpprocessorid to avoid crashes. When CPU 0 is offline and intelpowerclamp is used to simulate idle state, it causes a kernel bug: Bug: Using smpprocessorid in preemptible 000000...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf, cgroup: Fixed a kernel bug in purgeeffectiveprogs Syzkaller reported a triggered kernel bug as follows: ------------ Cut here ----------- Kernel bug at kernel/bpf/cgroup.c:925! Invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Zoned – Cloning zoned device info when cloning a device When cloning a btrfsdevice, we are not cloning the associated btrfszoneddeviceinfo structure of the device, especially in cases where the filesystem is zoned. This ca...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: Split the initial and dynamic conditions for extentcache. We need to allocate the extentcache tree without dynamic conditions to avoid a panic caused by a missing condition as described below. Create a file with a...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: f2fs: A fix was made to avoid the use of f2fsbugon in decvalidnodecount. As reported by Yanming in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215897 I have encountered a bug in the F2FS file system in the kernel version...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/x86/amd: Fixed a crash that occurred due to a race between amdpmuenableall, perf NMI, and throttling. amdpmuenableall does the following: if !testbitidx, cpuc-activemask continue; amdpmuenableeventcpuc-eventsidx; A perf N...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: udf: Fixed a slab-out-of-bounds write bug in udffindentry Syzbot reported a slab-out-of-bounds Write bug: loop0: A capacity change from 0 to 2048 was detected. ==================================================================...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix for double execution of the request. If a netfs request completes during the pause loop, the reference belonging to the INPROGRESS flag will be removed at that point. However, if the request proceeds to the final wait...