Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bnxtre: Avoid undefined behavior in bnxtqpliballocinithwq. Undefined behavior occurs when bnxtqpliballocinithwq is called with hwqattr-auxdepth != 0 and hwqattr-auxstride == 0. In that case, rounduppowoftwohwqattr-auxstride is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb/server: A possible reference count leak in smb2sesssetup has been fixed. The reference count of ksmbdsession will leak when the session requires reconnection. This issue has been fixed by adding the missing ksmbdusersessionpu...

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: HID: Quirks – Added quirks for 2 Chicony Electronics HP 5MP cameras. The Chicony Electronics HP 5MP cameras USB IDs: 04F2:B824 & 04F2:B82C report a HID sensor interface that is not actually implemented. Attempting to access this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Clearing DMA operations when switching domains Since the commit 08a27c1c3ecf “iommu: Adding support for changing the default domain of an iommu group”, a user can switch a device between IOMMU and direct DMA through...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm: limiting swapping tables for devices with zone write plugs The dmrevalidatezones function only allows new or previously unzoned devices to call blkrevalidatediskzones. If the device was already zoned, disk-nrzones would alway...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A bug in markbufferdirty was fixed, as it sometimes generates a warning due to the forced discard of reused buffers. A syzbot stress test using a corrupted disk image revealed that markbufferdirty called from nilfsmark...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: android:binder: Stop saving a pointer to the VMA. Do not record a pointer to a VMA outside of the mmaplock for later use. This is unsafe, and there are several failure scenarios where the recorded VMA pointer might be freed durin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: added a sanity check on the previous kernel’s ima kexec buffer. When the second-stage kernel is booted via kexec with a limiting command line such as “mem=”, the physical range that contains the carried over IMA...

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: sched/fair: Do not balance tasks to their current running CPUs. We encountered a situation where the balancer attempts to balance a migrated task with disabled status, triggering a warning in settaskcpu. The detailed error messag...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Check IFFUP earlier in the Tx path. The Xsk Tx operation can be triggered via either sendmsg or poll system calls. Both paths involve a call to the common function xskxmit, which contains two sanity checks. Here’s a...

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: netlink: terminate outstanding dump on socket close netlink supports iterative dumping of data. It provides the following operations: - start – Optional Initiates the dumping process. - dump – The actual dumping process; this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/core: Page allocation is disabled in tasktickmmcid. With KASAN and PREEMPTRT enabled, calling taskworkadd within tasktickmmcid may cause the following crash. 63.696416 BUG: A sleeping function is called from an invalid...

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

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: Properly linking new fs rules into the tree Previously, addrulefg would only add newly created rules from the handle into the tree when their refcount was 1. On the other hand, createflowhandle attempts to find and...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ppp: Do not assume that bh is held in pppchannelbridgeinput. The networking receive path is usually handled by the BH handler. However, some protocols require acquiring the socket lock, and packets may be stored in the socket...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: x86/hyperv: Fixed a NULL dereferencing in sethvtscchangecb if the Hyper-V setup fails. Checked for a valid hvvpindex array before dereferencing hvvpindex when setting Hyper-V’s TSC change callback. If Hyper-V setup fails in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/MCE: Always save the CS register in cases of AMD Zen IF Poison errors. The Instruction Fetch IF units on current AMD Zen-based systems do not guarantee a synchronous MC for poison consumption errors. Therefore,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cxl/pmem: Fixed race conditions related to nvdimm registration. A loop of the form: c while true; do modprobe cxlpci; modprobe -r cxlpci; done …fails with the following crash message: BUG: Kernel NULL pointer dereference, address...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: flower: fix filter idr initialization The referenced commit moved the idr initialization too early in flchange, which allows concurrent users to access the filter that is still being initialized and is in an inconsiste...

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

In the Linux kernel, the following vulnerabilities have been resolved: “aoe”: The potential use-after-free problem has been fixed in multiple locations. Regarding the fix for CVE-2023-6270, f98364e92662 “aoe: The potential use-after-free problem has been fixed in aoecmdcfgpkts” involves replacing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “arm64: zynqmp: Add an OP-TEE node to the device tree” This issue has been resolved through the commit 06d22ed6b6635b17551f386b50bb5aaff9b75fbe. OP-TEE logic in U-Boot automatically inserts a reserved-memory node along with the...