Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: comedi: The dev-spinlock is reinitialized between attachments to low-level drivers. struct comedidevice is the main controlling structure for a COMEDI device created by the COMEDI subsystem. It contains a member spinlock that...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: A fix was made for NULL pointer access in mpt3sastransportportadd. The port is allocated using sasportallocnum, and rphy is allocated either through sasenddevicealloc or sasexpanderalloc. Both of these functions ma...

Astra Linux – Vulnerability in Parsec

The vulnerability of the pdpl-user utility in the PARSEC security subsystem is related to improper memory release after its use. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Fixed the startup race issue with nsfd again. The commit bd5ae9288d64 "nfsd: register pernet ops last, unregister first" re-opened the race in rpcpipefsevent, which was related to the registration of nfsdnetid using...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mmc: rtsxpci: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: iptables: Fixed null-ptr-deref in iptablenattableinit. We received a report that iptables-restore sometimes triggered null-ptr-deref at boot time. 0 The problem is that iptablenattableinit is exposed to user space befo...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fixed possible out-of-bounds accesses to addldescptr. Sanitized possible out-of-bounds accesses to addldescptr in sesenclosuredataprocess...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: acct: A potential integer overflow has been fixed in encodecompt. The integer overflow is described with the following code: c 317 static compt encodecomptu64 value 318 319 int exp, rnd; … 341 exp 342 exp += value; 343 return exp...

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

A deadlock flaw was discovered in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rcu: Avoid stack overflow due to rcuirqenterchecktick being kprobed. Registering a kprobe for rcuirqenterchecktick can cause a kernel stack overflow, as shown below. This issue can be reproduced by enabling CONFIGNOHZFULL and...

Astra Linux – Vulnerability in Parsec

The vulnerability of the parselevcat function in the PARSEC security subsystem is related to the use of memory after it is freed. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fixed the potential NULL pointer dereferencing issue. If sdprobe encounters an error before sdkp-device is initialized, sdzbcreleasedisk is called. This leads to a NULL pointer dereferencing issue when sdiszoned is call...

Astra Linux – Vulnerability in Parsec

The vulnerability of the gobblefile function in the lsm utility of the PARSEC security subsystem is related to improper memory release after its use. Exploiting this vulnerability allows an attacker to cause service failures...

Astra Linux – Vulnerability in Parsec

The vulnerability of the pdp-ls utility in the PARSEC security subsystem is related to improper memory release after its use. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in Linux

The vgacon subsystem in the Linux kernel before version 5.8.10 mishandles software scrollback operations. There is an out-of-bounds read in vgaconscrolldelta, also known as CID-973c096f6a85...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Integrity: Fixed memory leakage in the keyring allocation error path. Keys are allocated in the integrityinitkeyring function. However, if the keyring allocation fails, the allocated keys are not freed, resulting in memory lea...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: Added a missing lock in cfg80211checkandendcac. Callers of wdevchandef must hold the wiphy mutex. However, the worker function cfg80211propagatecacdonewk never holds the wiphy mutex. This triggers the following...

Astra Linux – Vulnerability in Parsec

The vulnerability of the hashinitialize function in the PARSEC security subsystem is related to the assignment of a null pointer. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in Parsec

The vulnerability of the macid utility in the PARSEC security subsystem is related to improper memory release after its use. Exploiting this vulnerability allows an attacker to cause a service failure...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidhalua: Fixed a memory leak related to ‘qdata’ in aluactivate. If alurtpgqueue fails during aluactivate, ‘qdata’ is not freed, resulting in the following memory leak: Unreferenced object: 0xffff88810b2c6980 size 32...