Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel through version 5.18.9. A type confusion bug in nftseteleminit could be exploited by a local attacker to escalate privileges. This is a different vulnerability than CVE-2022-32250. The attacker can obtain root access, but must start with an unprivileged...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/bridge: Added the missing pmruntimeputsync function. The pmruntimegetsync function will increase the runtime PM counter even when it returns an error. Therefore, a corresponding decrement is required to prevent a refcount lea...

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

In the Linux kernel, the following vulnerability has been resolved: spmi: Added a check for a remove callback when removing a SPMI driver. When removing a SPMI driver, a crash may occur due to a NULL pointer dereference if no remove callback is defined. This was observed in a call trace when...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7124: fixed a division by zero in ad7124setchannelodr In the ad7124writeraw function, the parameter val can potentially be zero. This may lead to a division by zero when DIVROUNDCLOSEST is called within...

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

In the Linux kernel, the following vulnerability has been resolved: dyndbg: fixed an old BUGON in the control parser. Fixed a BUGON from 2009. Even if it seems “unreachable” I haven’t actually checked, let’s ensure it by removing it and instead using prerr and returning -EINVAL...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: block: Fixed an incorrect offset in biotruncate The biotruncate function clears the buffer outside of the last block of bdev. However, the current implementation of biotruncate uses the wrong offset for the page. As a result, it...

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: igb: A potential invalid memory access issue has been fixed in igbinitmodule. The pciregisterdriver function may fail. When this occurs, the dcanotifier needs to be unregistered. Otherwise, the dcanotifier can be called when igb...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: pinctrl: renesas: core: A possible null-ptr-deref issue has been fixed in shpfcmapresources. This issue could occur when using the res function, if platformgetresource returns NULL. To prevent this, move the usage of res after...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Netwerk: Ethernet: mtkethsoc: out-of-bounds read in mtkhwlrogetfdirentry The “fsp-location” variable comes from the user via ethtoolgetrxnfc. It must be checked to ensure that it is valid, thereby preventing an out-of-bounds read...

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: s390/zcrypt: Do not leak memory if devsetname fails. When devsetname fails, zcdncreate does not free the newly allocated resources. Fix this issue...

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: Regulator: Core – Fix for NULL dereferencing on unbinding due to stale coupling data Failing to reset couplingdesc.ncoupled after freeing coupledrdevs can lead to NULL pointer dereferencing when accessing the regulators after...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: arm64: Do not call NULL in docompatalignmentfixup. doalignmentt32tohandler only fixes alignment faults for specific instructions; otherwise, it returns NULL e.g., for LDREX. When this occurs, a signal is sent to the caller...

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

In the Linux kernel, the following vulnerability has been resolved: exec: Fix for the issue involving the comparison between permission checks and setuid/gid usage When opening a file for execution using dofilpopen, permission checks are performed based on the file’s metadata at that moment. If t...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Tracing/histogram: Fixed a potential memory leak in kstrdup. The kfree function is not called in the error path, resulting in the memory allocated by kstrdup not being freed properly. p = param = kstrdupdata-paramsi, GFPKERNEL...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fixed the soft lockup issue in flushtoldisc. When running the ltp testcase ltp/testcases/kernel/pty/pty04.c with arm64, there is a soft lockup. The detailed call trace is as follows: Workqueue: eventsunbound →...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Fixed a crash that occurred due to stale SRB accesses during I/O timeouts. Ensured that the SRB is returned during the escalation of an I/O timeout error. If this is not possible, the escalation path is failed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Set SDEVOFFLINE when UFS is shut down There is a history of deadlock issues when a reboot is performed at the beginning of booting. After UFS shuts down, SDEVQUIESCE is set for all LU’s scsidevices. At that time,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fixed potential crashes during module unloading. The vmbus driver relies on the panic notifier infrastructure to perform certain operations when a panic event is detected. Since vmbus can be built as a module,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Type confusion was fixed due to a race condition when using ipcmsgsendrequest. req-handle is allocated using ksmbdacquireid&ipcida, based on idaalloc. req-handle from ksmbdipcloginrequest and FSCTLPIPETRANSCEIVE ioctl can ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Added a sanity check for the file name. The length of the file name should be smaller than the directory entry size...