Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cifs: A use-after-free bug has been fixed in refreshcacheworker. The UAF bug occurred because we were putting DFS root sessions into cifsumount while the DFS cache refresher was executing. We have ensured that DFS root session...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drivers:md: fix a potential use-after-free bug At line 2884, the statement "raid5releasestripesh;" removes the reference to sh, which may cause sh to be released. However, sh is later used in line 2886, where it appears in the...

Astra Linux – Vulnerability in connman

In ConnMan version 1.41, a man-in-the-middle attack against a WISPR HTTP query could cause a use-after-free error in WISPR handling, resulting in crashes or code execution...

Astra Linux – Vulnerability in Firefox

Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: md/md-bitmap: Synchronized bitmapgetstats with the lifetime of the bitmap. After the commit with code ec6bb299c7c3 “md/md-bitmap: added ‘syncsize’ to struct mdbitmapstats”, a panic is reported: Oops: General Protection Fault,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: hisilicon: Fixed potential use-after-free in hisifemacrx The skb object is passed to napigroreceive, which may free it. After calling this function, dereferencing the skb object may trigger a use-after-free...

Astra Linux – Vulnerability in Chromium

Before version 95.0.4638.69, using Web Transport in Google Chrome allowed a remote attacker to potentially perform a sandbox escape through a crafted HTML page...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: macb: fixed the use of “free” after calling “rmmod”. “platdev-dev-platformdata” is released by calling “platformdeviceunregister”. The use of “pclk” and “hclk” constitutes a use-after-free. Since “deviceunregister” does n...

Astra Linux – Vulnerability in Chromium

Before version 92.0.4515.107, using Autofill in Google Chrome allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: clk: imx: scu: use safe list iterator to avoid a use after free This loop is freeing the variable “clk”, so it needs to use listforeachentrysafe. Otherwise, it will dereference a freed variable to obtain the next item in the loop...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: tipc: skblinearize the head skb when reassembling msgs It’s not a good idea to append the frag skb to a skb’s fraglist if the fraglist already contains skbs from elsewhere. For example, this frag skb was created by pskbcopy, wher...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed a UAF by restoring the RCU-delayed inode during bpfanyput. The commit “4f375ade6aa9” “bpf: Avoid RCU context warnings when unpinning htab with internal structs” moved the inode cleanup from -freeinode to...

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: md/bitmap: fixed the GPF issue in writepage caused by the resize race. A General Protection Fault occurs in writepage during array resizing: RIP: 0010:writepage+0x22b/0x3c0 mdmod This is a use-after-free race between...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm thin: Fixed a UAF in runtimersoftirq When dmresume and dmdestroy are executed concurrently, it will lead to a UAF, as follows: Bug: KASAN: Use-after-free in runtimers+0x173/0x710 A 8-byte value is written to the address...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ip6tunnel: Use skbcowhead in ip6tnlxmit. ip6tnlxmit may need to allocate additional headroom before it can send the outer IPv6 and optional encapsulation headers. Currently, it does this using skbreallocheadroom, which copies...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Added missing locking around accessing the dentry fid list. Fixed a use-after-free issue when a thread accesses the dentry’s dfsdata fid list while another thread unlinks it from the dentry. UAF thread issues: - refcountt:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ntfs: fix use-after-free in ntfsattrfind Patch series "ntfs: fix bugs about Attribute", v2. This patchset fixes three bugs relative to Attribute in record: Patch 1 adds a sanity check to ensure that, attrsoffset field in first mf...

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: media: em28xx: Fix for use-after-free in em28xxv4l2open The em28xxv4l2open function reads dev-v4l2 without holding the dev-lock. This creates a race condition that can lead to errors in em28xxv4l2init and em28xxv4l2fini. Both...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s call completes. Any cod...

Astra Linux – Vulnerability in Chromium

In Google Chrome versions prior to 87.0.4280.88, uninitialized use of V8 allowed a remote attacker to obtain potentially sensitive information from process memory through a crafted HTML page...