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

In the Linux kernel, the following vulnerabilities have been resolved: tcp/dccp: Do not use timerpending in reqskqueueunlink. Martin KaFai Lau reported a use-after-free in reqsktimerhandler. We are encountering a use-after-free related to a bpf program attached to tracetcpretransmitsynack. The...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed leaks in the ulist structure during error paths in the qgroup self tests. In the testnosharedqgroup and testmultiplerefs qgroup self tests, if we fail to add the tree reference, remove the extent item, or remove t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed the issue where mode1 reset caused crashes. If the HW scheduler hangs and mode1 reset is used to recover the GPU, the KFD signals the user space to abort the processes. After the process aborts, user queues...

Astra Linux – Vulnerability in Chromium

The use of after-free in the Actor component in Google Chrome before version 149.0.7827.53 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

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: batman-adv: bla: prevent use-after-free when deleting claims When the batadvbladelbackboneclaims function deletes all claims for a backbone, it does this by removing the link entry from the hash list. This list entry was one of t...

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: ALSA: caiaq: Proper handling of probe errors The probe procedure in the setupcard function in the caiaq driver does not handle error cases gracefully. For example, when an error occurs in sndcardregister, the function continues t...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: The issue of double-free of the fcport has been completely fixed. In the function qla24xxelsdcmdiocb, sp-free is set to qla2x00elsdcmdspfree. When an error occurs, this function is called by qla2x00sprelease, where...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: exit: prevent preemption of oopsing TASKDEAD tasks When a task that is already exiting causes an oop object-oriented programming error, the maketaskdead function currently calls dotaskdead with preemption enabled. This is...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2.23 and 6.9.13-48, a crafted MSL image could trigger a heap-use-after-free vulnerability. Versions 7.1.2.23 and 6.9.13-48 have fixed this issue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed an issue where a double-free operation occurred in the createspaceinfosubgroup function. When the kobjectinitandadd function fails, the call chain is as follows: createspaceinfosubgroup → btrfssysfsaddspaceinfotype →...

Astra Linux – Vulnerability in Chromium

Before version 92.0.4515.131, using “after free” in the Page Info UI in Google Chrome allowed a remote attacker to potentially exploit heap corruption through physical access to the device...

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: net/rds: opnents is reset when zerocopy page pin fails. When iovitergetpages2 fails in rdsmessagezcopyfromuser, the pinned pages are released using putpage, and rm-data.opmmpznotifier is cleared. However, we fail to properly clea...

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: net: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets When the FarSync T-series card is being detached, the fstcardinfo is deallocated in fstremoveone. However, the fsttxtask or fstinttask may still be running ...

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: rhashtable: It is necessary to clear the stale iter-p value upon table restart. The rhashtablewalkstartcheck function has two restart paths when resuming a walk. When iter-walker.tbl is valid, it revalidates iter-p against the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: macvlan: The macvlan device inherits neededheadroom and neededtailroom from lowerdev during the macvlaninit function. However, these values are set to 0 after inheritance. When lowerdev requires additional headroom or tailroom...

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: Bluetooth: fixed a locking issue in hciconnrequestevt when HCIPROTODEFER is set. When the protocol sets HCIPROTODEFER, the hciconnrequestevt function calls hciconnectcfmconn without holding the hdev-lock. Typically, hciconnectcfm...

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: - In the instantiate path, the requestkeyauth payload was properly handled. A: requestkey B: KEYCTLINSTANTIATEIOV ============================ Create an authentication key: - Store the rka in the authentication key. - Wait for...

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: KVM: nVMX: Hiding the shadow VMCS right after VMCLEAR The freenested function frees the shadow VMCS while vmcs01 still points to it. However, because this operation is asynchronous relative to loadedvmcsclear, the vCPU might...

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: RDMA/rxe: A use-after-free issue was fixed in rxemmap. The rxemmap function removes an rxemmapinfo structure from the pendingmmaps list and releases the pendinglock while the kref of the structure is still set to 1: c...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: core: Fixed a use-after-free in sndsocexit. KASAN reported a use-after-free: BUG: KASAN: Use-after-free in devicedel+0xb5b/0xc60. A read of size 8 at address ffff888008655050 was performed by the task rmmod/387. CPU: 2;...