Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: tpm: efi: Use a local variable to calculate the final log size When tpmreadlogefi is called multiple times, which occurs when one loads and unloads a TPM2 driver multiple times, the global variable efitpmfinallogsize will...

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: Tracing: The memory leak in iter-temp occurred during the reading of tracepipe. kmemleak reports: Unreferenced object: 0xffff88814d14e200 size 256 Details: - Process: “cat”, PID: 336; Jiffies: 4294871818 age: 779.490 seconds - He...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: HCI: Fixed global-out-of-bounds issue To loop a variable-length array, hciinitstagesyncstage considers that stagei is valid as long as stagei-1.func is valid. Thus, the last element of stage.func should be...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: brwifimac – fixed a potential memory leak in brwifinetdevstartxmit. The function brwifinetdevstartxmit returns NETDEVTXOK without freeing the skb variable, especially when pskbexpandhead fails. This issue was addressed by...

Astra Linux – Vulnerability in Golang 1.19, Golang 1.23

The matching of hosts against proxy patterns may improperly treat an IPv6 zone ID as a hostname component. For example, when the NOPROXY environment variable is set to “.example.com”, a request to “::1%25.example.com:80” will be incorrectly matched and not be proxied...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Use a cpumask to know what threads are kthreads The startkthread and stopthread code was not always called with the interfacelock held. This means that the kthread variable could be unexpectedly changed causing t...

Astra Linux - уязвимость в u-boot

An integer overflow occurs in the ext4fsreadsymlink function in Das U-Boot before version 2025.01-rc1. This issue arises due to the use of the zalloc function, which adds one to a le32 variable. This occurs through a crafted ext4 file system with an inode size of 0xffffffff. As a result, the mall...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Power: Supply: bq25890: Fix externalpowerchanged race The bq25890chargerexternalpowerchanged callback dereferences the bq-charger variable. This variable is set in bq25890powersupplyinit like this: c bq-charger =...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed a race condition between the async reclaim worker and closectree Syzbot reported an assertion failure due to an attempt to add a delayed iput after setting BTRFSFSSTATENODELAYEDIPUT in the fsinfo state: WARNING:...

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

In the Linux kernel, the following vulnerabilities have been resolved: ip6tunnel: Ensure that the inner header is pulled in ip6tnlrcv. syzbot found that ip6tnlrcv could access unitized data 1. Call pskbinetmaypull to fix this, and initialize the ipv6h variable after this call, as it can change...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Always call cephShiftUnusedFoliosLeft The function cephProcessFolioBatch sets the folioBatch entries to NULL, which is an illegal state. Before folioBatchRelease crashes due to this API violation, the function...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In net/sched: taprio, the variable TCATAPRIOATTRSCHEDCYCLETIME is limited to INTMAX. syzkaller detected no division errors in the function divs64rem, which is called from getcycletimeelapsed. In this function, schd-cycletime serv...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: Fixed a memory leak bug in rvumboxinit. In rvumboxinit, the mboxregions variable is not freed or passed out under the switch-default region, which could lead to a memory leak. This bug was identified by a static...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: phy: qcom: at803x: fix kernel panic with at8031probe When reworking and splitting the at803x driver, a NULL dereference bug was identified in the function that splits at803x PHYs. In this bug, the variable priv is referenced...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/core: Always clear status for idx The variable status which contains the unhandled overflow bits is not being properly masked in some cases, resulting in the following warning: WARNING: CPU: 156 PID: 475601 at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Only call gettimerirq once in constantclockeventinit Under CONFIGDEBUGATOMICSLEEP=y and CONFIGDEBUGPREEMPT=y, we can observe the following messages on LoongArch. This occurs because the mightsleep function is used in a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NET: bonding: Fixed a NULL dereference of the ndtbl variable when IPv6 is disabled. When booting with the ‘ipv6.disable=1’ parameter, the ndtbl is never initialized because inet6init exits before ndiscinit is called, which...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: OPP: Fixed a potential null pointer dereference in devpmoppgetrequiredpstate. The “opp” pointer is dereferenced before the ISERRORNULL check. This issue was fixed by removing the dereference of the “opp” pointer from the cache an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: futex: It is required that sysfutexrequeue has identical flags. Nicholas reported that his LLM found it possible to create a UaF when sysfutexrequeue is used with different flags. The initial motivation for allowing different fla...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvmet: moving async event work off nvmet-wq For the target function nvmetctrlfree, the variable ctrl-asynceventwork is flushed. If nvmetctrlfree runs on nvmet-wq, the flush re-enters the workqueue completion for the same worker. ...