Astra Linux – Vulnerability in Firefox and Thunderbird

The JavaScript engine did not handle closed generators correctly, and it was possible to resume them, leading to a nullptr dereference. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140....

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2. When attempting to mount an HFS+ partition, the hfsplus filesystem driver does not correctly set the ERRNO value. This issue may lead to a NULL pointer access...

Astra Linux – Vulnerability in libarchive

A vulnerability was discovered in libarchive up to version 3.7.7. It has been classified as problematic. This issue affects the function list of the bsdunzip.c file. The vulnerability leads to a null pointer dereference. The attack can be launched on the local host. The exploit has been disclosed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: The code checks contexts-nr before accessing contextsarr0. Multiple sysfs command paths dereference contextsarr0 without first verifying that kdamond-contexts-nr == 1. A user can set nrcontexts to 0 via sysfs whil...

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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Added a missing check for allocorderedworkqueue. Added a check on the return value of allocorderedworkqueue, as it may return a NULL pointer, causing a NULL pointer derefrence in hdmihdcp.c and hdmihpd.c. Patchwork:...

Astra Linux – Vulnerability in Vim

NULL pointer dereferencing in the function vimregexecstring at regexp.c:2733 in the GitHub repository vim/vim, prior to version 8.2.4938. NULL pointer dereferencing in function vimregexecstring at regexp.c:2733 allows attackers to cause a denial of service application crash through crafted inputs...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null checks for ‘stream’ and ‘plane’ were added before dereferencing them. This commit adds null checks for the ‘stream’ and ‘plane’ variables in the dcn30applyidlepoweroptimizations function. These variables wer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm: Avoid NULL pointer dereferencing The functions iwlmvmtxskbsta and iwlmvmtxmpdu check that the mvmvsta pointer is not NULL. They retrieve this pointer using iwlmvmstafrommac80211, which dereferences the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fbcon: A NULL pointer dereference issue was fixed in fbconputcs. syzbot has identified a NULL pointer dereference bug in fbcon. Here is the simplified C code for the reproduction of the issue: c struct param uint8t type; struct...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtc: cmos: Fix event handler registration ordering issue Since acpiinstallfixedeventhandler automatically enables the event handling mechanism upon success, it is incorrect to call it before the handler routine is ready to handle...

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

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4: Prevent NULL-pointer dereference in nfs42completecopies On the node of an NFS client, some files saved in the mountpoint of the NFS server were copied to another location of the same NFS server. Accidentally, the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rtrs-srv: Avoid null pointer deref during path establishment. For RTRS path establishment, the RTRS client initiates and completes connection establishment. After establishing all its connections, information is exchanged...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: iouring: Fixed a null-ptr-deref in iotctxexitcb. Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at address 0000000000000138 by task file1/1955 CPU: 1 PID: 195...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mac802154: fixed the missing INITLISTHEAD in ieee802154ifadd. The kernel fault injection test reports a NULL pointer dereference as follows: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000008 RIP:...

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: arcnet: Add a NULL check in com20020pciprobe. devmkasprintf returns NULL when memory allocation fails. Currently, com20020pciprobe does not check for this case, resulting in a NULL pointer being dereferenced. Add a NULL check aft...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: traceeventshist: A check was added to ensure that the return value of createhistfield is checked. The function createhistfield is called recursively at line 1954 of traceeventshist.c, and it may return a NULL value. Therefore, we...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: enetc: allocating vfstate during PF probes In the previous implementation, vfstate is allocated memory only when VF is enabled. However, netdeviceops::ndosetvfmac may be called before VF is enabled to configure the MAC addre...

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: smb: client: Added a check for nextbuffer in receiveencryptedstandard. Added a check on the return values of cifsbufget and cifssmallbufget in receiveencryptedstandard to prevent null pointer dereferencing...

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: brcmfmac: A NULL pointer dereference occurred in the brcmftxfinalize function. When the device is removed or the kernel module is unloaded, a potential NULL pointer dereference may occur. The following sequence leads to the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Added a check for mgmtallocskb in mgmtdeviceconnected. Added a check on the return value of mgmtallocskb in mgmtdeviceconnected to prevent null pointer dereferencing...