Astra Linux – Vulnerability in Qemu

Several memory leaks were discovered in the virtio vhost-user GPU device vhost-user-gpu of QEMU in versions up to and including 6.0. These leaks occur in the contrib/vhost-user-gpu/vhost-user-gpu.c and contrib/vhost-user-gpu/virgl.c files, due to improper release of memory i.e., freeing it after...

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: mm/swapfile: HugeTLB pages are skipped for unusevma. I encountered a “bad pud” error and lost a 1GB HugeTLB when calling swapoff. The problem can be reproduced using the following steps: 1. Allocate an anonymous 1GB HugeTLB and...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: check the frame size of the S1G action. Before checking the action code, make sure that it actually exists in the frame...

Astra Linux – Vulnerability in Wireshark

An infinite loop in the BitTorrent DHT dissector in Wireshark versions 3.6.0, 3.4.0, and 3.4.10 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i915/perf: Fixed NULL dereference bugs with drmdbg calls When the i915 perf interface is not available, dereferencing it will result in NULL references. Returning -ENOTSUPP is quite clear; a return value should be returned when t...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k – Fixing the DFS radar event locking issue The ath11k active PDevs are protected by RCU, but the code that handles DFS radar events and calls ath11kmacgetarbypdevid was not marked as a read-side critical section. Mar...

Astra Linux – Vulnerability in ffmpeg5

Buffer overflow vulnerability in FFmpeg version n6.1-3-g466799d4f5 allows a local attacker to execute arbitrary code and cause a denial of service DoS via the afdialoguenhance.c:261:5 in the destereo component...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RISCV: Check whether the code to be patched lies within the exit section. Otherwise, we proceed to vmalloctopage, which panics because the address does not lie within the vmalloc region...

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

In the Linux kernel, the following vulnerability has been resolved: ceph: The “use after free” error was prevented in encodecapmsg. In the file fs/ceph/caps.c, within encodecapmsg, the “use after free” error was detected by KASAN at this line – cephbuffergetarg-xattrbuf;. This means that before t...

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

In the Linux kernel, the following vulnerability has been resolved: net: qualcomm: rmnet: fixed a global out-of-bounds read in rmnetpolicy The variable rmnetlinkops assigns a larger value to maxtype, which leads to a global out-of-bounds read during the parsing of netlink attributes. See the bug...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfs: fixed a panic that occurred when nfs4fflayoutprepareds failed. We have observed the following panics in production: BUG: NULL pointer dereferencing in the kernel, address: 0000000000000065 PGD: 2f485f067; P4D: 2f485f067;...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: ulpi: Fix for the debugfs directory leak The ULPI per-device debugfs root is named after the parent of the ulpi device. However, ulpiunregisterinterface attempts to remove a debugfs directory named after the ulpi device...

Astra Linux – Vulnerability in Firefox and Thunderbird

If the Content Security Policy blocks frame navigation, the full destination of a redirect served within the frame is reported in the violation report; instead of just the original frame URI. This could be used to disclose sensitive information contained in such URIs. This vulnerability affects...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “perf trace: Really free the evsel-priv area” In 3cb4d5e00e037c70 “perf trace: Free syscall tp fields in evsel-priv”, it only freed the area if strcmpevsel-tpformat-system, “syscalls” returned zero. However, the initialization of...

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

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a memory leak in initcreditreturn. When dmaalloccoherent fails to allocate dd-crbasei.va, initcreditreturn should deallocate dd-crbase and dd-crbasei that were allocated earlier. Otherwise, those resources will nev...

Astra Linux – Vulnerability in Linux, Linux 5.10

The drivers/block/floppy.c file in the Linux kernel before version 5.17.6 is vulnerable to a denial-of-service attack due to a concurrency issue after deallocating rawcmd in the rawcmdioctl function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In rndisqueryoid in drivers/net/wireless/rndiswlan.c within the Linux kernel, from version 6.1.5 onwards, there is an integer overflow in a mathematical operation...

Astra Linux – Vulnerability in Ansible

A flaw was identified in the use of insufficiently random values in Ansible. Two random password lookups of the same length result in the generation of the same value as the template caching action for the same file, since no re-evaluation occurs. The greatest risk posed by this vulnerability is...

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

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: Fixed a UAF issue when resolving a clash. KASAN reports the following UAF issues: - BUG: KASAN: A slab-use-after-free issue in tcfctflowtableprocessconn+0x12b/0x380 actct. A size 1 read at address ffff888c07603600 w...

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

In the Linux kernel, the following vulnerabilities have been resolved: security/keys: Fixed an out-of-bounds read in keytaskpermission. KASAN reported an out-of-bounds read: - BUG: KASAN: Out-of-bounds read in kuidval, include/linux/uidgid.h: Line 36 - BUG: KASAN: Out-of-bounds read in uideq,...