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: refscale: Uninitialized use of waitqueueheadt was fixed. Running the refscale test occasionally causes the kernel to crash with the following error: 8569.952896 BUG: Unable to handle a page fault for address: ffffffffffffffe8...

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: iio: adc: rockchipsaradc: fixed information leakage in the triggered buffer. The “data” local struct is used to push data to user space from a triggered buffer. However, it does not set values for inactive channels, as it only us...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ipvs: A warning in ipvscleanupbatch has been fixed. During the initialization of ipvsconnnetinit, if the files ipvsconn or ipvsconnsync fail to be created, the initialization is successful by default. Therefore, the ipvsconn or...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Clear nfctarget before being used A slab-out-of-bounds read occurred in nlaput, called from nfcgenlsendtarget. This issue arises when target-sensbreslen is too large; this value is duplicated from an nfctarget in pn53...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: mxl111sf: change mutexinit location Syzbot reported that mxl111sfctrlmsg uses an uninitialized mutex. The issue was in the incorrect location of the mutexinit call. Previously, the mutexinit&state-msglock call was made...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: vhost/vsock: Always initialize seqpacketallow. There are two issues related to seqpacketallow: 1. seqpacketallow is not initialized when a socket is created. Therefore, if no features are set, it will be read uninitialized. 2...

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

In the Linux kernel, the following vulnerability has been resolved: vsock/virtio: The initialization of the dangling pointer that occurs in vsk-trans has been addressed. During loopback communication, a dangling pointer can be created in vsk-trans, potentially leading to a Use-After-Free conditio...

Astra Linux – Vulnerability in Linux 5.10

The nftablesnewset function in net/netfilter/nftablesapi.c in the Linux kernel before version 5.12.13 allows local users to cause a denial of service due to NULL pointer dereferencing and general protection faults, caused by the absence of initialization for nftsetelemexpralloc. A local user can...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken every time it was used, but it was only released once, when the final reference to the tty struct was removed. This issue was fixed by taking t...

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: iio: imu: kmx61: fixed information leakage in the triggered buffer. The “buffer” local array is used to push data to user space from a triggered buffer. However, it does not set values for inactive channels, as it only uses...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: arcnet: com20020: Fixed nullptrderef in com20020pciprobe During driver initialization, the pointer to card info is required—specifically, the variable ‘ci’. However, the definition of ‘com20020pciidtable’ indicates that this...

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

In the Linux kernel, the following vulnerability has been resolved: In the dmstats function, check for and propagate the allocpercpu failure. Check the return value of allocprecpu, and return an error from dmstatsinit if it fails. Update allocdev to fail if dmstatsinit does. Otherwise, a NULL...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ath9khtc: fixed uninitialized values issues Syzbot reported 2 KMSAN bugs in ath9k. All of these bugs are caused by missing field initialization. In htcconnectservice, svcmetalen and pad are not initialized. Based on the code, ...

Astra Linux – Vulnerability in LibreOffice

LibreOffice supports the storage of passwords for web connections in the user’s configuration database. The stored passwords are encrypted using a single master key provided by the user. There was a flaw in LibreOffice where the required initialization vector for encryption was always the same,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: brd: Automatic disk creation is deferred until module initialization succeeds. My colleague Wupeng identified the following issues during fault injection: BUG: Unable to handle page faults for address: fffffbfff809d073 PGD:...

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

In the Linux kernel, the following vulnerability has been resolved: hid: cp2112: Fix duplicate workqueue initialization Previously, the cp2112 driver called INITDELAYEDWORK within cp2112 gpioirqstartup, resulting in duplicate initializations of the workqueue during subsequent IRQ starts after an...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: All reserved memblocks on Node0 are set at initialization. After the commit 61167ad5fecdea "mm: pass nid to reservebootmemregion", a panic occurs if DEFERREDSTRUCTPAGEINIT is enabled: 0.000000 CPU 0 Unable to handle...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: An error occurs when retrieving an invalid maxflowrings value from a dongle. When the firmware encounters a trap during initialization, the host reads an abnormal maxflowrings value from the dongle. This can lead to a...

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: Comedi: Fixed the initialization of data for instructions that write to sub-devices. It is known that some Comedi sub-device instruction handlers access data elements beyond the first insn-n elements in some cases. The doinsnioct...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: schcake: Do not call cakedestroy from cakeinit. qdiscs should not call their own destroy method from init, because the core stack already does that. syzbot was able to exploit a situation where use after free occurred:...