Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - mm/mempolicy: No longer allows the illegal combination of MPOLFNUMABALANCING and MPOLLOCAL in mbind. - syzbot reported access to uninitialized memory in mbind. The issue arose with the commit bda420b98505 “NUMA balancing:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed integer overflow in amdgpucspass1. The type of size is unsigned int. If size is 0x40000000, there will be an integer overflow. After size = sizeofuint32t, size will become zero, which may lead to referencing...

Astra Linux – Vulnerability in libslirp

An invalid pointer initialization issue was discovered in the SLiRP networking implementation of QEMU. The flaw resides in the bootpinput function and can occur when processing an UDP packet that is smaller than the size of the ‘bootpt’ structure. A malicious guest could exploit this flaw to leak...

Astra Linux – Vulnerability in Qemu

An information disclosure vulnerability was discovered in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. The flaw resides in the virglcmdgetcapsetinfo function in contrib/vhost-user-gpu/virgl.c, and can occur due to the reading of uninitialized memory...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: misc/vmwvmci: fixed an infoleak in vmcihostdoreceivedatagram The struct vmcieventqp allocated by qpnotifypeer contains padding, which may carry uninitialized data to the user space, as observed by KMSAN: BUG: KMSAN:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Avoid reading uninitialized memory in ath9khtcrxmsg. syzbot reports that the uninitialized value is accessed at ath9khtcrxmsg. For ioctlUSBRAWIOCTLEPWRITE, the function ath9khifusbrxstream may call with pktlen = 0, b...

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: UDF: Fixed uninitialized array access for some pathnames For filenames that start with . and are between 2 and 5 characters long, the UDF charset conversion code would read uninitialized memory from the output buffer. The only...

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: drm/radeon: Fixed an integer overflow in radeoncs parserinit. The type of size is unsigned. If size is 0x40000000, there will be an integer overflow. After size = sizeofuint32t, size will become zero, which may lead to referencin...

Astra Linux – Vulnerability in Linux 5.10, Linux

This vulnerability allows local attackers to disclose sensitive information on affected installations of the Linux Kernel 6.0-rc2. An attacker must first gain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The specific flaw resides within...

Astra Linux – Vulnerability in Firefox and Thunderbird

Uninitialized memory in a canvas object could have led to an incorrect free operation, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 78.13, Thunderbird 91, Firefox ESR 78.13, and Firefox 91...

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: Wifi: ath9k – Avoid referencing uninitialized memory in ath9kwmictrlrx. For the same reasons described in commit b383e8abed41 “Wifi: ath9k – Avoid uninitialized memory reading in ath9khtcrxmsg”, ath9khtcrxmsg should validate the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue of information leakage in f2fsmoveInlinedirents has been fixed. When converting an inline directory to a regular one, f2fs leaks uninitialized memory to the disk because it does not initialize the entire directory...

Astra Linux – Vulnerability in md4c

The mdanalyzeline function in md4c.c, within md4c 0.4.7, allows attackers to trigger the use of uninitialized memory, thereby causing a denial of service through a malformed Markdown document...

Astra Linux – Vulnerability in Firefox and Thunderbird

When resolving a symbolic link such as file:///proc/self/fd/1, an error message may be generated if the symbolic link resolves to a string containing uninitialized memory in the buffer. This bug only affects Thunderbird on Unix-based operating systems Android, Linux, MacOS. Windows is unaffected...

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: fat: Fixed an uninitialized field in the nostale filehandles. When the fatencodefhnostale function encodes a file handle without a parent handle, it only stores the first 10 bytes of the file handle. However, the length of the fi...

Astra Linux – Vulnerability in binutils

There is a flaw in binutils /opcodes/tic4x-dis.c. An attacker who can submit a crafted input file for processing by binutils could cause the use of uninitialized memory. The greatest threat is to the availability of the application, with a lower threat to data confidentiality. This flaw affects...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel in versions prior to v5.14-rc1. Missing size validations on inbound SCTP packets may allow the kernel to read uninitialized memory...

Astra Linux – Vulnerability in Firefox

The MarkStack assignment operator, which is part of the JavaScript engine, could access uninitialized memory if it was used in a self-assignment. This vulnerability affects Firefox versions less than 125...

Astra Linux – Vulnerability in Linux 5.10

An information leak flaw was discovered due to uninitialized memory in the Linux kernel’s TIPC protocol subsystem, during the process of a user sending a TIPC datagram to one or more destinations. This flaw allows a local user to read certain parts of the kernel’s memory. The affected data is no...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM – Use kzalloc for SEV ioctl interfaces to prevent kernel data leaks. For some SEV ioctl interfaces, the length parameter passed may be less than or equal to SEVFWBLOBMAXSIZE, but larger than the data returned by the PSP...