Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Fixed the error path in panfrostmmumapfaultaddr Subject: PATCH drm/panfrost: Fixed the error path in panfrostmmumapfaultaddr If some of the page allocations fail, we should not release the previous references to tho...

Astra Linux – Vulnerability in Linux 5.10

A race condition was detected in the Linux kernel’s ebpf verifier between bpfmapupdateelem and bpfmapfreeze, due to a missing lock in the kernel/bpf/syscall.c file. In this flaw, a local user with special privileges capsysadmin or capbpf can modify the frozen mapped address space. This flaw affec...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: Fixed the issue of releasing pinned pages when iouaddrmap fails. Looking at the error path of iouaddrmap, if we fail to pin the pages for any reason, ret will be set to -EINVAL, and the error handler will not properly...

Astra Linux – Vulnerability in ffmpeg

A buffer overflow vulnerability exists in FFmpeg 4.2, specifically in the builddiffmap function within libavfilter/vffieldmatch.c. This vulnerability could allow a remote malicious user to cause a Denial of Service attack...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: BPF, sockmap: Do not allow sockmapclose,destroy,unhash to call itself. Proto callback functions in sockmap should never call themselves by design. Protect against bugs like 1 and break out of the recursive loop to avoid a stac...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF, sockmap: Fixed a potential memory leak in an unlikely error case. If the skblinearize function is required and fails, we might leak a message during error handling. To address this issue, we must free the message buffer befo...

Astra Linux – Vulnerability in Linux

A out-of-bounds memory write flaw was discovered in the Linux kernel’s joystick devices subsystem in versions prior to 5.9-rc1. This flaw allows a local user to crash the system or potentially escalate their privileges on the system. The greatest threat posed by this vulnerability is related to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: hugetlb: fix UAF in hugetlbhandleuserfault The vmalock and hugetlbfaultmutex are removed before handling userfault, and reacquired again after handleuserfault. However, reacquiring the vmalock could 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: drm/lima: fixed a memory leak in limaheapalloc. When limavmmapbo fails, the resources need to be deallocated; otherwise, memory leaks will occur...

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

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: A memory leak has been fixed in ocfs2mountvolume. There is a memory leak reported by kmemleak: - Unreferenced object: 0xffff88810cc65e60 size 32 Command: “mount.ocfs2”, PID: 23753, Jiffies: 4302528942 Age: 34735.105s He...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: accel/qaic: A leak was fixed in mapuserpages. If getuserpagesfast allocates some pages, but not as many as we wanted, then the current code causes those pages to be leaked. Call putpage on the pages before returning...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: vivid: fix compose-height boundary issue Syzkaller identified a bug: BUG: Unable to handle page faults for address: ffffc9000a3b1000 PF: Supervisor write access in kernel mode PF: Errorcode0x0002 – Not-present page PGD...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/tests: shmem: Holding the reservation lock around vmap/vunmap operations Acquiring and releasing the reservation lock of the GEM object during vmap and vunmap operations. The tests used vmaplocked, which caused errors such...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath10k: Added cleanup of the peer map when deleting a peer in ath10kstastate. When peer deletion fails during a disconnection operation, a use-after-free occurs. This was detected by KFENCE in the log. The reason is that fo...

Astra Linux – Vulnerability in Qemu

QEMU 5.0.0 has a use-after-free issue in the hw/usb/hcd-xhci.c file, as the return value of usbpacketmap is not checked...

Astra Linux – Vulnerability in yaml-cpp

The SingleDocParser::HandleFlowMap function in yaml-cpp also known as LibYaml-C++ 0.6.2 allows remote attackers to cause a denial of service resource consumption and application crash through a crafted YAML file...

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

In the Linux kernel, the following vulnerability has been resolved: The issue lies in ofparsephandlewithargsmap. In this function, the inner loop that iterates through the map entries calls ofnodeputnew to free the reference acquired during the previous iteration of the inner loop. This assumes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: dts: qcom: monaco: Reserve a full Gunyah metadata region. We have observed spurious “Synchronous External Abort” exceptions ESR=0x96000010 and kernel crashes on Monaco-based platforms. These faults are caused by the kernel...

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: ALSA: usb-audio: Stop parsing channel bits when all channels are found. If a USB audio device sets more bits than the number of channels it supports, it may write data outside of the map array...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed the exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not be reclaimed, similar to the memory leak issue reported by syzbo...