Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Check instead of asserting on nested TSC scaling support Check for nested TSC scaling support on nested SVM VMRUN instead of asserting that TSC scaling is exposed to L1 if L1’s MSRAMD64TSCRATIO has diverged from KVM’s...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the tunnels section, there’s no need to assume that the macheader is set when using skbtunnelcheckpmtu. The recently added debug in commit f9aefd6b2aa3 “net: warn if mac header was not set” identified a bug in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pstore/ram: fixed a buffer overflow in persistent RamSaveOld. The persistent RamSaveOld function can be called multiple times for the same persistent RamZone e.g., via ramoopspstoreread - ramoopsgetnextprz for PSTORETYPEDMESG...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed a potential out-of-bounds write issue in getfileallinfo for compound requests. When a compound request consists of QUERYDIRECTORY + QUERYINFO FILEALLINFORMATION, and the first command consumes nearly the entire...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cpufreq: The completion function is called before kobjectinitandadd. In cpufreqpolicyalloc, the uninitialized completion function is called in cpufreqsysfsrelease when kobjectinitandadd fails. This will cause a crash, such as a...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel, where the non-blocking socket operation in llcpsockconnect leads to a leak and ultimately causes the system to hang...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cppccpufreq: Fixed a possible null pointer dereferencing issue. The functions cppccpufreqgetrate and hiicppccpufreqgetrate can be called from different locations with various parameters. Therefore, cpufreqcpuget may return null a...

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

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt6779 – Added a check for the return value of mtkallocclkdata. The check is added to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: Client: Fixed a potential Use-after-Free UAF in isvalidoplockbreak. Skipped sessions that are being torn down status == SESEXITING to avoid UAF...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: dell-smbios-wmi: Fixed an oop in rmmod dellsmbios. The initdellsmbioswmi function only registers the dellsmbioswmidriver on systems where the Dell WMI interface is supported. While the exitdellsmbioswmi function...

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

In the Linux kernel, the following vulnerabilities have been resolved: media: ttpci: two memory leaks have been fixed in budgetavattach. When saa7146registerdevice and saa7146vvinit fail, budgetavattach should free the resources it allocates, similar to the error handling in ttpcibudgetinit...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ata: satadwc460ex: Fixed a crash that occurred due to out-of-bounds writing. The driver utilizes the “tag” values from various arrays provided by libata. Since the mentioned patch increased ATATAGINTERNAL to 32, the value of...

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: tty: ngsm: Fixed a use-after-free in gsmcleanupmux. Bug: KASAN: Slab-use-after-free in gsmcleanupmux+0x77b/0x7b0. drivers/tty/ngsm.c:3160 ngsm Read of size 8 at addr ffff88815fe99c00 by task poc/3379. CPU: 0; UID: 0; PID: 3379...

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

In the Linux kernel, the following vulnerability has been resolved: nvme: Avoid double-free of special payloads. If a discard request needs to be retried, and that retry may fail before a new special payload is added, a double-free will occur. Clear the RQFSPECIALLOAD when the request is cleaned...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mISDN: Fixed a memory leak in dsppipelinebuild. dsppipelinebuild allocates a dup pointer using kstrdupcfg, but then it updates the dup variable using strsep&dup, “|”. As a result, when it calls kfreedup, the dup variable...

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

In the Linux kernel, the following vulnerabilities have been resolved: hsr: Fixed uninit-value access in hsrgetnode KMSAN reported the following uninit-value access issue 1: ===================================================== BUG: KMSAN: uninit-value in hsrgetnode+0xa2e/0xa40...

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: arm64: bpf: Mitigation is only applied to cBPF programs loaded by unprivileged users. Support for eBPF programs loaded by unprivileged users is typically disabled. This means that only cBPF programs need to be mitigated for BHB...

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: NFSv4.0: A use-after-free issue has been fixed in the asynchronous open function. Yang Erkun reported that when two threads open files at the same time and are forced to abort before a response is received, the call to...

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: um: net: Do not use drvdata in release. The drvdata is not available in the release version. We should use containerof to obtain the umlnet instance. Otherwise, removing a network device will result in a crash: RIP:...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: i2c: img-scb – fixed a reference leak when pmruntimegetsync fails. The PM reference count is not expected to be incremented upon a return from the functions imgi2cxfer and imgi2cinit. However, pmruntimegetsync will still incremen...