Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed the memory ordering between normal and ordered work functions. Ordered work functions are not guaranteed to be handled by the same thread that executes the normal work functions. The only way to synchronize...

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

In the Linux kernel, the following vulnerability has been resolved: media: bdisp: Added a missing check for createworkqueue. Added a check on the return value of createworkqueue to avoid dereferencing a NULL pointer...

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: mwifiex: fix memory leak in mwifiexhistogramread Always free the zeroed page upon returning from ‘mwifiexhistogramread’...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: amphion: Fixed issues related to REVERSEINULL reported by Coverity. Null-checking of a pointor was suggested before dereferencing it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/mm, kexec, ima: Use memblockfreelate instead of imafreekexecbuffer. The code that calls imafreekexecbuffer is executed long after the memblock allocator has already been removed. This could lead to a use-after-free in...

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: usb: phy: phy-tahvo: fix memory leak in tahvousbprobe Suggestions: drivers/usb/phy/phy-tahvo.c: tahvousbprobe Warning: Missing unwind goto? After obtaining the IRQ, if ret 0, it will return without error handling, freeing up...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb3: A missing lock occurs when picking the channel. Coverity has identified a point where we should have held the channel lock when accessing the ses channel index. Address-Coverity: 1582039 “Data race condition MISSINGLOCK”...

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

A flaw was discovered after the free function in the Linux kernel’s Xircom 16-bit PCMCIA PC-card Ethernet driver. A local user could exploit this flaw to crash the system or potentially escalate their privileges on the system...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Cleanup of potential nfsdfile refcount leaks in the COPY code path. There are two different versions of the nfsd4copy structure. One is embedded within the compound structure and is used directly in synchronous copies. T...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A use-after-free vulnerability in the netfilter component of the Linux kernel’s nftables module can be exploited to achieve local privilege escalation. A flaw in the error handling of bound chains causes a use-after-free in the abort path of NFTMSGNEWRULE. This vulnerability requires that...

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

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix potential OOBs in smb2parsecontexts Validate offsets and lengths before dereferencing create contexts in smb2parsecontexts. This fixes following oops when accessing invalid create contexts from server: BUG: unabl...

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

Integer overflow or wrap-up vulnerability in the Linux kernel on Linux, x86, and ARM md, raid, raid5 modules allows for forced integer overflow...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: mvneta: Prevention of out-of-bounds read in mvnetaconfigrss The value of pp-indir0 comes from the user. It is passed to the function mvnetapercpuelect. Inside this function, there is a check to ensure that the value does not...

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

A out-of-bounds read vulnerability was discovered in the NVMe-oF/TCP subsystem within the Linux kernel. This issue may allow a remote attacker to send a specially crafted TCP packet, triggering a heap-based buffer overflow. As a result, data from kmalloc will be printed, and it may also be leaked...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: EDAC/qcom: Do not pass llccdrivdata as edacdevicectlinfo’s pvtinfo. The memory for llccdrivdata is allocated by the LLCC driver. However, when it is passed as private driver information to the EDAC core, it will be freed during t...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: trace/blktrace: A memory leak was fixed by using debugfslookup. When calling debugfslookup, the result must also call dput, otherwise a memory leak will occur over time. To simplify things, simply call debugfslookupandremove, whi...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.11.11. The qrtrrecvmsg function in net/qrtr/qrtr.c allows attackers to obtain sensitive information from kernel memory due to a partially uninitialized data structure, identified as CID-50535249f624...

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

A use-after-free vulnerability exists in the Linux kernel’s net/sched: schqfq component, which can be exploited to achieve local privilege escalation. When the plug qdisc is used as a class of the qfq qdisc, sending network packets triggers a use-after-free in qfqdequeue, due to the incorrect .pe...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: rtnetlink: Make sure to refresh masterdev/mops in rtnlnewlink. While looking at one unrelated syzbot bug, I found that the replay logic in rtnlnewlink could potentially trigger a use-after-free condition. It’s better to clear...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel up to 5.15.2, hwatlutilsfwrpcwait in drivers/net/ethernet/aquantia/atlantic/hwatl/hwatlutils.c allows an attacker who can introduce a crafted device to trigger an out-of-bounds write by using a crafted length value...