Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ntbnetdev: Use devkfreeskbany in interrupt context. TX/RX callback handlers ntbnetdevtxhandler, ntbnetdevrxhandler can be called in interrupt context via the DMA framework after the respective DMA operations are completed...

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: pagepool: Avoid infinite loops when scheduling delayed workers. We noticed that the kworker in pagepoolreleaseretry was waking up repeatedly and infinitely in production. This issue was caused by a buggy driver, which resulted in...

Astra Linux – Vulnerability in Firefox and Thunderbird

JIT compilation errors in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Astra Linux – Vulnerability in Firefox and Thunderbird

Module load requests that failed were not checked to determine whether they had been cancelled, resulting in a use-after-free in ScriptLoadContext. This vulnerability affects Firefox 110, Thunderbird 102.8, and Firefox ESR 102.8...

Astra Linux – Vulnerability in Firefox and Thunderbird

A website could have obscured the fullscreen notification by using a URL that was processed by an external program, such as a mailto URL. This could have caused confusion among users and potentially led to spoofing attacks. This vulnerability affects Firefox 115, Firefox ESR 102.13, and Thunderbi...

Astra Linux – Vulnerability in Parsec

The vulnerability of the PARSEC security subsystem is related to the improper release of memory before deleting the last reference. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: iscsi: Fixed a use-after-free in iscsitdecconnusagecount. In iscsitdecconnusagecount, the function calls complete while holding the conn-connusagelock. As soon as complete is invoked, the waiter such as...

Astra Linux – Vulnerability in Firefox

A transient execution vulnerability, named Floating Point Value Injection FPVI, allowed attackers to leak arbitrary memory addresses and may have also enabled JIT type confusion attacks. A related vulnerability, Speculative Code Store Bypass SCSB, did not affect Firefox. This vulnerability affect...

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

In the Linux kernel, the following vulnerability has been resolved: Most: usb: hdmprobe: Fixed the call to putdevice before device initialization. The early error path in hdmprobe can lead to a call to errfreemdev before &mdev-dev has been initialized using deviceinitialize. Calling...

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

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: lantiqetop: fixed a double-free condition in the “detach” operation. The number of descriptors that have been released so far is never incremented, which results in the same skb being released multiple times...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Network layer: Do not leave a dangling “sk” pointer when socket creation fails. It is possible to trigger a use-after-free by: - Attaching a “fentry” probe to sockrelease and the probe that calls bpfgetsocketcookie; - Running...

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: um: net: Do not use drvdata in release. The drvdata is not available in the release version. We should use containerof to obtain the umlnet instance. Otherwise, removing a network device will result in a crash: RIP:...

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

In the Linux kernel, the following vulnerabilities have been resolved: kcm: Serializing kcmsendmsg for the same socket. syzkaller reported a Use-After-Free error in kcmrelease. 0 The scenario is as follows: 1. Thread A constructs a skb with the MSGMORE flag and sets kcm-seqskb. 2. Thread A...

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

In the Linux kernel, the following vulnerability has been resolved: UDP: Fixed memory accounting leak. Matt Dowling reported a strange UDP memory usage issue. Under normal operation, the UDP memory usage reported in /proc/net/sockstat remains close to zero. However, it occasionally spikes to...

Astra Linux – Vulnerability in Linux, Linux 5.10

A vulnerability was discovered in the cgroupreleaseagentwrite function of the Linux kernel, within the kernel/cgroup/cgroup-v1.c file. Under certain circumstances, this flaw allows the use of the cgroups v1 releaseagent feature to escalate privileges and bypass namespace isolation unexpectedly...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fixed a potential memory leak in kmemcacheopen. In the error path, the slub cache’s randomseq value might be leaked. This issue was addressed by using kmemcacherelease to release all relevant resources...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed an issue where inode lists were leaked during backref walking in findparentnodes. During backref walking, when findparentnodes is called, if we are dealing with a data extent and an error occurs while resolving...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: EDAC/mc: Fixed the error path ordering in edacmcalloc. When the mci-pvtinfo allocation in edacmcalloc fails, the error path will call putdevice, which will ultimately call the device’s release function. However, the initializatio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fixed the potential NULL pointer dereferencing issue. If sdprobe encounters an error before sdkp-device is initialized, sdzbcreleasedisk is called. This leads to a NULL pointer dereferencing issue when sdiszoned is call...

Astra Linux – Vulnerability in Parsec

The vulnerability of the pdp-ls utility in the PARSEC security subsystem is related to improper memory release after its use. Exploiting this vulnerability allows an attacker to cause a service failure...