Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed a warning in copyfromiter. Syzkaller reported a warning in copyfromiter because an ioviter was supposedly used in the wrong direction. The reason is that Syzkaller managed to generate a request with a transfer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: AppArmor: A memory leak has been fixed in multitransactionnew. In multitransactionnew, the variable t is not freed or passed away after a failure in the copyfromusert-data, buf, size operation. This could lead to a memory leak...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: qat – added parameter checks for DH. Requests with a source buffer that is larger than the size of the key are being rejected. This is to prevent a possible integer underflow that might occur when copying the source...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fixed a memory leak in vmwmksstataddioctl If the copy of the description string from user space fails, then the page containing the instance descriptor does not get freed before returning -EFAULT, resulting in a memor...

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: ftrace: The function that reads filter files now allocates and copies the hash required for this purpose. Currently, the functions setftracefilter and setftracenotrace simply add a pointer to the global tracer hash to their...

Astra Linux – Vulnerability in advancecomp

It was discovered that Advancecomp v2.3 contains a heap buffer overflow issue due to the interceptormemcpy component at /sanitizercommon/sanitizercommoninterceptors.inc...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Avoid memcpy field-spanning write warnings When the “storcli2 show” command is executed for eHBA-9600, the mpi3mr driver prints this warning message: memcpy: A field-spanning write size 128 was detected in the singl...

Astra Linux – Vulnerability in Firefox and Thunderbird

Due to insufficient escaping of the newline character in the “Copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user’s system. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11,...

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: VMCI: Fixed a runtime warning from memcpy in dgdispatchashost. Syzkaller encountered a “WARNING in dgdispatchashost” bug. memcpy: A field-spanning write was detected size 56 for a single field “&dginfo-msg” in...

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

In the Linux kernel, the following vulnerability has been resolved: net: fixed possible store tearing in neighperiodicwork. While reviewing a related syzbot report involving neighperiodicwork, I noticed that I forgot to add an annotation when deleting an RCU-protected item from a list. When using...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: s390/dasd: fixed error checks in dasdcopypairstore In dasdaddbusid, an error can be returned via ERRPTR if an allocation fails. However, two calls within dasdcopypairstore do not check the result, potentially leading to a NULL...

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: bpf: The reuseport cBPF prog is freed after the RCU grace period. Eulgyu Kim reported the issue below with a reproduction example. The reproduction example sets up a UDP reuseport group with a cBPF prog and replaces it with a new...

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: ipv4: route: Prevent rtbindexception from rebinding stale fnhe The packet transmission path of the sit driver calls sittunnelxmit - updateorcreatefnhe. This leads to fnheremoveoldest being called to delete entries that exceed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Use RCU for hciconnparams and iterate safely in hcisync. hciupdateacceptlistsync iterates over hdev-pendleconns and hdev-pendlereports, and waits for controller events within the loop body, without holding the hdev...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcicore: Fix use-after-free in vhciflush syzbot reported use-after-free in vhciflush without repro. 0 From the splat, a thread closed a vhci file descriptor while its device was being used by iotcl on another thread...

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

In the Linux kernel, the following vulnerabilities have been resolved: dev/parport: Fixed the array-out-of-bounds issue caused by sprintf. The issue was addressed by replacing sprintf with snprintf, resulting in safer data copying and ensuring that the destination buffer does not overflow. Below ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed a use-after-free issue on the source server during inter-server copying. The use-after-free occurred when the laundromat attempted to free an expired cpntfstate entry from the s2scpstateids list after inter-server...

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

In the Linux kernel, the following vulnerability has been resolved: net: fixed the race condition in dstnegativeadvice The dstnegativeadvice function does not enforce proper RCU rules when sk-dstcache must be cleared, leading to a potential Use-After-Free error UAF. RCU rules state that we must...

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

In the Linux kernel, the following vulnerability has been resolved: hwrng: core – Fix page fault deadlock on mmap-ed hwrng There is a dead-lock in the hwrng device read path. This occurs when the user reads from /dev/hwrng into memory, and at the same time, /dev/hwrng is also mapped into memory...

Astra Linux – Vulnerability in Grunt

The file.copy operations in GruntJS are vulnerable to a TOCTOU race condition, which can lead to arbitrary file writes in the GitHub repository gruntjs/grunt before version 1.5.3. This vulnerability allows for arbitrary file writes that can lead to local privilege escalation to the GruntJS user...