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: f2fs: added a sanity check on sitbitmapsize. With the above testcase, resizing will generate a corrupted image that contains inconsistent metadata. Therefore, when mounting such an image, it will trigger a kernel panic. Steps to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Block, bfq: Fixed a possible Use After Free UAF for ‘bfqq-bic’. Our test report identified a UAF for ‘bfqq-bic’ in 5.10: Bug: KASAN: Use After Free in bfqselectqueue+0x378/0xa30 CPU: 6 PID: 2318352 Comm: fsstress Kdump: Loaded; N...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fixed a dangling pointer in krbauthenticate. krbauthenticate frees sess-user and does not set the pointer to NULL. It calls ksmbdkrb5authenticate to reinitialise sess-user, but that function may return without doing so...

Astra Linux – Vulnerability in DjVuLibre

A out-of-bounds write vulnerability was discovered in DjVuLibre, specifically in the function DjVU::DjVuTXT::decode in DjVuText.cpp. A crafted DjVU file can trigger this issue, leading to a crash or segmentation fault. This flaw affects DjVuLibre versions prior to 3.5.28...

Astra Linux – Vulnerability in Apache2

The Apache HTTP Server protocol handler for the HTTP/2 protocol checks the received request headers against the size limitations configured for the server. These restrictions are also applied to the HTTP/1 protocol. If any violations occur, an HTTP response is sent to the client with a status cod...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed an array-index-out-of-bounds issue in dbFindLeaf. Currently, when searching for dmtreet to find sufficient free blocks, there is a situation where an array index goes out of bounds during the retrieval of elements from...

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: netfilter: ipset: dropping logically empty buckets in mtypedel The mtypedel function counts empty slots below n-pos in k, but it only drops the bucket when both n-pos and k are zero. This means that buckets whose live entries hav...

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

In the Linux kernel, the following vulnerability has been resolved: The issue in the j1939tptxdatnew function could lead to out-of-bounds memory access. In the j1939tptxdatnew function, an out-of-bounds memory access might occur during the memcpy operation if the size of skb-cb is larger than the...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Before versions 7.1.2-16 and 6.9.13-41, there was a vulnerability where a memory allocation failure in the sixel encoder could lead to writing beyond the end of a buffer on the stack. This vulnerability...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.22.0, the ecamencodercompressh264 function relied on server-controlled dimensions and did not validate the source buffer size, resulting in a out-of-bounds read in swsscale. This vulnerability has been fixed in...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid use-after-free in ext4extshowleaf In ext4findextent, the path may be freed by an error or reallocated. Therefore, using a previously saved ppath may have already been freed, thereby potentially causing a use-after-fre...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Ring Buffer: Do not swap the cpubuffer during the resize process When the ringbufferswapcpu function is called during the resize process, the cpu buffer is swapped in the middle, resulting in an incorrect state. Continuing to run...

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

In the Linux kernel, the following vulnerability has been resolved: arm64: asm-bug: Add .align 2 to the end of BUGENTRY. When CONFIGDEBUGBUGVERBOSE=n, we fail to add the necessary padding bytes to the bugtable entries. As a result, the last entry in a bug table will be ignored, potentially leadin...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: spi: spi-zynq-qspi: Fixed a NULL pointer dereferencing in zynqqspiexecmemop. In zynqqspiexecmemop, kzalloc is directly used in memset, which could lead to a NULL pointer dereferencing if kzalloc fails. This bug was fixed by addin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - rxrpc: Fixed the locking mechanism in rxrpc’s sendmsg function. - Three bugs were fixed in the implementation of rxrpc’s sendmsg function: 1 The rxrpcnewclientcall function should release the socket lock when returning an...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Do not generate errors if the user space injects an interrupt with GIF=0. Do not generate errors or warnings during interrupt injection when GIF is cleared. It is trivial for the user space to force this situation using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ath11k: fixed the netdev open race condition. Make sure to allocate the necessary resources before registering the device. This specifically prevents a race condition where open triggers a BUGON in modtimer, when ath11kmacopstart...

Astra Linux – Vulnerability in Thunderbird

When viewing an email message A, which contains an attached message B, where B is encrypted or digitally signed, or both, Thunderbird may display incorrect encryption or signature statuses. After opening and viewing the attached message B, when returning to the display of message A, message A may...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a memory leak existed in coders/msl.c. In the WriteMSLImage function of the msl.c file, resources are allocated. However, this function returns early without...

Astra Linux – Vulnerability in Squid

A issue was discovered in Squid before version 4.15 and 5.x before version 5.0.6. Due to an input-validation bug, it is vulnerable to a Denial of Service attack targeting all clients using the proxy. A client sends an HTTP Range request to trigger this vulnerability...