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

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/64s/slb: Fixed the issue where multiple hits occurred during SLB preloading. On systems that use the hash MMU, there is a software SLB preload cache that mirrors the entries loaded into the hardware SLB buffer. This...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: orangefs: The issue in kmemleak in orangefspreparedebugfshelpstring has been fixed. When inserting or removing the orangefs module, the debughelpstring variable may be leaked: - Unreferenced object: 0xffff8881652ba000 size 4096 -...

Astra Linux – Vulnerability in libstb

stbimage.h 2.27 contains a heap-based buffer within stbijpegload, which can lead to information disclosure or denial of service...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fixed the nullptrdereference error when the journal load failed. During the mounting process, if the journal function fails due to a too-short journal, it causes jbd2journalload to fail with a NULL jsbbuffer. Subsequently,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘sched/fair: Make sure to try to detach at least one movable task’” This change is reflected in commit b0defa7ae03ecf91b8bfd10ede430cff12fcbd06. The patch b0defa7ae03ec changed the load balancing logic to ignore env.maxlo...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Added a null pointer check to attrloadrunsvcn Some metadata files are processed before the MFT. This requires adding a null pointer check for certain corner cases that could lead to NPD when reading these metadata...

Astra Linux – Vulnerability in libusrsctp

The usrsctp before December 20, 2019, has out-of-bounds reads in sctploadaddressesfrominit...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sched/rt: The function rtonextcpu should now properly handle situations where only CPU0 is overloaded. In such cases, rtonextcpu should ideally return -1, indicating that no further IPIs are needed. The vulnerability arises when...

Astra Linux – Vulnerability in Qemu

An infinite loop flaw was discovered in the e1000 NIC emulator of QEMU. This issue occurs when processing transmit tx descriptors in processtxdesc, especially if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: testfirmware: fixed a memory leak in testfirmwareinit. When miscregister failed in testfirmwareinit, the memory pointed to by testfwconfig-name was not released. The memory leak information is as follows: Unreferenced object...

Astra Linux – Vulnerability in Tomcat9

Occasional URL redirection to untrusted sites is a vulnerability in Apache Tomcat, caused by the LoadBalancerDrainingValve. This issue affects Apache Tomcat versions as follows: 11.0.0-M1 through 11.0.18, 10.1.0-M1 through 10.1.52, 9.0.0.M23 through 9.0.115, and 8.5.30 through 8.5.100. Other,...

Astra Linux – Vulnerability in Firefox, Thunderbird

When checking whether the Browsing Context was discarded in HttpBaseChannel, if the load group was not available, it was assumed that the Browsing Context had already been discarded. However, this assumption was not always true for private channels after the private session ended. This...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/hisilicon/hibmc: fixed the issue where hibmc loaded failed. When hibmc loaded failed, the driver used hibmcunload to free the resource, but the mutexes in mode.config were not initialized, which would access a NULL pointer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: padata: The handling of refcnts in padatafreeshell has been fixed. In a high-load arm64 environment, the pcryptaead01 test in LTP can lead to system UAF Use-After-Free issues. Due to the lengthy analysis of the pcryptaead01...

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: arm64: probes: Removed the broken LDR literal uprobe support The simulateldrliteral and simulateldrswliteral functions are unsafe to use for uprobes. Both functions were originally designed for use with kprobes, and accessed...

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

In the Linux kernel, the following vulnerability has been resolved: media: atomisp: sshcss: Fixed a null pointer dereference in loadvideobinaries. The allocation failure of mycs-yuvscalerbinary in loadvideobinaries is followed by a dereference of mycs-yuvscalerbinary after the following call chai...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Zoned – Fix for use-after-free due to race condition with dev replace When loading the information of a zone during the creation of a block group, we may encounter a race condition with the device replace operation. This c...

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

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: prefer nftchainvalidate nftchainvalidate already performs loop detection, as a cycle in the process could lead to a call stack overflow ctx-level = NFTJUMPSTACKSIZE. It also iterates through the maps via t...

Astra Linux – Vulnerability in pyyaml

In PyYAML before version 5.1, the yaml.load API could execute arbitrary code if used with untrusted data. The load function has been deprecated in version 5.1, and the 'UnsafeLoader' has been introduced to maintain backward compatibility with this function...

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

In the Linux kernel, the following vulnerability has been resolved: media: go7007: fix a memleak in go7007loadencoder In go7007loadencoder, the variable bounce i.e., go-bootfw is allocated without subsequent deallocation. After the following call chain: saa7134go7007init | | - go7007bootencoder |...