Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: cfg80211 – Fix for a memory leak in queryregdbfile In the function queryregdbfile, the alpha2 parameter is duplicated using kmemdup and then freed in regdbfwcb. However, requestfirmwarenowait may fail without calling...

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

In the Linux kernel, the following vulnerability has been resolved: In ext4findextent, if the path is not large enough, we free it and set origpath to NULL. However, after reallocating the path and successfully initializing it, we do not update origpath. In this case, the caller receives a valid...

Astra Linux – Vulnerability in Linux, Linux 5.10

A memory leak issue was discovered in the TCP source port generation algorithm in the net/ipv4/tcp.c file, due to the small table perturb size. This flaw may allow an attacker to leak information and may cause a denial of service problem...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/binfmtelf: A memory leak was fixed in loadelfbinary. There is also a memory leak reported by kmemleak: Unreferenced object: 0xffff88817104ef80 size: 224 Reported by comm "xfsadmin", pid 47165, jiffies: 4298708825 age: 1333.476...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Class: A possible memory leak in classregister has been fixed. If classaddgroups returns an error, the cp-subsys needs to be unregistered, and the cp needs to be freed. We cannot call ksetunregister here, because the cls will be...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfc: virtualncidev: Fixed a memory leak in virtualncisend The skb object should be freed in virtualncisend; otherwise, kmemleak will report a memleak. Steps for reproduction simulated in qemu: cd tools/testing/selftests/nci make...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Regulator: Core: Fix for unbalanced node refcount in regulatordevlookup The following report was received: ERROR: Memory leak; expected refcount 1 instead of 2. Unbalanced in ofnodeget/ofnodeput – destroyed cset entry: Attaching...

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: wifi: mwifiex: fix memory leak in mwifiexhistogramread Always free the zeroed page upon returning from ‘mwifiexhistogramread’...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: via-sdmmc: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, it will cause two issues: 1. The memory allocated in mmcallochost may be leaked. 2. In the...

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: netfilter: nftsetpipapo: do not free live element Pablo reported a crash when processing large batches of elements with a back-to-back add/remove pattern. Quoting Pablo: addelem"00000000" timeout 100 ms ... addelem"0000000X"...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mISDN: A possible memory leak in mISDNregisterdevice has been fixed. After committing 1fa5ae857bb1 "driver core: get rid of struct device’s busid string array", the name of the device is allocated dynamically. The putdevice...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net: usb: fix possible use-after-free in smsc75xxbind The commit 46a8b29c6306 “net: usb: fix memory leak in smsc75xxBind” fails to clean up the work scheduled in smsc75xxReset-smsc75xxSetMulticast. This leads to a use-after-free ...

Astra Linux – Vulnerability in ffmpeg

A denial-of-service vulnerability exists in FFmpeg 4.2 due to a memory leak in the ffframepoolget function in framepool.c...

Astra Linux – Vulnerability in Firefox, Thunderbird

A compromised web process that used malicious IPC messages could cause the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Fixed a memory leak during the suspend/resume procedure. The vblk-vqs should be freed before calling initvqs in virtblkrestore...

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

In the Linux kernel, the following vulnerability has been resolved: net: usb: smsc75xx: Limit packet length to skb-len The packet length retrieved from skb data may be larger than the actual socket buffer length up to 9026 bytes. In such cases, the cloned skb passed through the network stack may...

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: net: vlan: Fixed an issue where the refcount imbalance of VLAN 0 occurred during runtime, due to toggling filtering. Assuming the “rx-vlan-filter” feature is enabled on a network device, the 8021q module will automatically add...

Astra Linux – Vulnerability in dcmtk

DCMTK’s version 3.6.6 does not handle memory release properly. The memory allocated for storing all file information is stored in a global variable called LST, and this memory is not released properly. Making specific requests to the dcmqrdb program can lead to a memory leak. An attacker can use...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: rt2x00: Fixed memory leak when handling surveys When removing a rt2x00 device, the associated channel surveys are not freed, resulting in a memory leak observable with kmemleak. Unreferenced object: 0xffff9620f0881a00 size...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfsd: calls oprelease, even when opfunc returns an error. For operations with “trivial” responses, nfsd4encodeoperation will shortcut most of the encoding process and simply proceed to marshaling the status. One of the things it...