Astra Linux – Vulnerability in Linux, Linux 5.10

A guest can force the Linux netback driver to consume a large amount of kernel memory. This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVEs. Incoming data packets for a guest in the Linux kernel’s netback driver are buffere...

Astra Linux – Vulnerability in Linux, Linux 5.10

A vulnerability was discovered in the drivers/usb/gadget/function/rndis.c file within the Linux kernel before version 5.16.10. The RNDIS USB gadget does not include validation for the size of the RNDISMSGSET command. Attackers can obtain sensitive information from the kernel memory...

Astra Linux – Vulnerability in Linux 5.10

In TBD of TBD, there is a possible way to corrupt kernel memory due to a use after free. This could lead to a local escalation of privileges without the need for additional execution privileges. User interaction is not required for exploitation. Product: Android. Versions: Android kernel. Android...

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

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Changed the nlapolicy for bearer-related names to NLANULSTRING. The syzbot reported the following uninit-value access issues 1: ===================================================== BUG: KMSAN: uninit-value in strlen...

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

In the Linux kernel, the following vulnerability has been resolved: media: go7007: fix a memleak in go7007loadencoder In go7007loadencoder, the variable bounce i.e., go-bootfw is allocated without subsequent deallocation. After the following call chain: saa7134go7007init | | - go7007bootencoder |...

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

In the Linux kernel, the following vulnerability has been resolved: media: imx: csc/scaler: fix v4l2ctrlhandler memory leak The memory allocated in v4l2ctrlhandlerinit is freed upon release...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: Validates user input to ensure it is of the expected length. I received multiple syzbot reports indicating that old bugs were exposed due to BPF after the commit 20f2505fb436 “bpf: Try to avoid kzalloc in...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: x86/mm/identmap: Use GB pages only when a full GB page should be mapped. When identpudinit uses only GB pages to create identity maps, large ranges of addresses that are not actually requested can be included in the resulting...

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

In the Linux kernel up to version 6.3.1, a use-after-free issue in Netfilter’s nftables module arises when processing batch requests. This allows unprivileged local users to obtain root privileges. The issue occurs due to improper handling of anonymous sets...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: The issue of OOB access in ibmvfcdiscovertargetsdone has been fixed. A malicious or compromised VIO server can return a numwritten value in the discovertargets MAD response that exceeds maxtargets. This value is...

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: smb: client: fixed a memory leak in cifsconstructtcon When using a multiuser mount with domain= specified and cifscreds, cifssetcifscreds will set @ctx-domainname, so it needs to be freed before leaving cifsconstructtcon. This...

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: pmdomain: arm: scmi: Fixed the issue of a memory leak caused by the failure to remove generic power domains created during provider registration. If the ofgenpdaddprovideronecell function fails during the probe phase, the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KEYS: Trusted – Fixed a memory leak in tpm2loadcmd. tpm2loadcmd allocates a temporary blob indirectly through tpm2keydecode, but the blob is not freed during failure paths. This issue can be addressed by wrapping the blob with a...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: r6040: Fixed the kmemleak in the probe process and removed it. There is a memory leak reported by kmemleak: - Unreferenced object 0xffff888116111000 size 2048: comm “modprobe”, pid 817, jiffies 4294759745 age 76.502s Hex dump...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/exynos: vidi – fixed an issue to avoid directly dereferencing the user pointer. In vidiconnectionioctl, vidi-ediduser pointer is directly dereferenced in the kernel. This allows arbitrary kernel memory access from the user...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: SELinux: The use of both GFPKERNEL and GFPATOMIC in convertcontext was enabled. The following warning was triggered in a hardware environment: SELinux: Converting 162 SID table entries... BUG: The sleeping function was called...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: restricted usage in unprivileged domU The Xen privcmd driver allows for the issuance of arbitrary hypercalls from user space processes. This is normally not a problem, as access is usually limited to root, and the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm: Property blob allocations to memcg The DRMIOCTLMODECREATEPROPBLOB function allows userspace to allocate property blobs of arbitrary size, which are backed by kernel memory. Currently, the blob data allocation is not accounte...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: CGX: fix bitmap leaks The RX/TX flow-control bitmaps rxfcpfvfbmap and txfcpfvfbmap are allocated by cgxlmacinit, but never freed in cgxlmacexit. Unbinding and rebinding the driver therefore triggers a kmemleak:...