Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mtd: nand: ecc-mxic: Fixed the use of an uninitialized variable ret. If ctx-steps is zero, the loop that processes ECC steps is skipped, and the variable ret remains uninitialized. This variable is later checked and returned, whi...

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: EDAC/skxcommon: Fixed the general protection fault. After loading i10nmedac which automatically loads skxedaccommon, if only i10nmedac is unloaded, then reloading it and performing error injection testing may cause a general...

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: nfsd: Ensure that exp remains active before calling svcexportshow. The function eshow was called with protection from RCU. This only ensures that exp will not be freed. As a result, the reference count of exp can drop to zero,...

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: ftrace: A regression was fixed related to the module command in stacktracefilter. When executing the following command: echo "write:mod:ext3" /sys/kernel/tracing/stacktracefilter The current mod command causes a null pointer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Added architecture-specific hugepteclear function. When executing mm selftests and running vmtest.sh, the following error occurs: BUG: Incorrect page state in process uffd-unit-tests. Pfn: 00000; Page: refcount:0;...

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: HID: wacom: fix when get product name maybe null pointer Due to incorrect dev-product reporting by certain devices, null pointer dereferences occur when dev-product is empty, leading to potential system crashes. This issue was...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Increase ARCHDMAMINALIGN to 16 ARCHDMAMINALIGN is set to 1 by default, but some LoongArch-specific devices such as APBDMA require a 16-byte alignment. When the data buffer length is too small, the hardware may make an...

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: sctp: sysctl: rtomin/max: Avoid using current-nsproxy. As mentioned in a previous commit of this series, using the net structure via current is not recommended for various reasons: - Inconsistency: Obtaining information from the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed the warning "rxecleanup+0x12c/0x170 rdmarxe" The call trace is as follows: ? show regs.cold+0x1a/0x1f ? rxecleanup+0x12c/0x170 rdmarxe ? warn+0x84/0xd0 ? rxecleanup+0x12c/0x170 rdmarxe ? reportbug+0x105/0x180 ?...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fixed an address space leak when the Hyper-V DRM device is removed. When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram and maps it as cacheable. If the device is removed, or if the devic...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A validation check for zero numsubauth is added before accessing subauth. Accessing psid-subauthpsid-numsubauth - 1 without checking whether numsubauth is non-zero can lead to an out-of-bounds read. This patch adds 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: bpf: Send signals asynchronously if !preemptible BPF programs can execute in various contexts. When a program running in a non-preemptible context uses the bpfsendsignal function, issues may arise because this function can enter ...

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: nfp: bpf: Added a check for the return value of nfpappctrlmsgalloc. Added a check on the return value of nfpappctrlmsgalloc in nfpbpfcmsgalloc to prevent null pointer dereferencing...

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: arm64: probes: Removed the broken LDR literal uprobe support. The simulateldrliteral and simulateldrswliteral functions are unsafe to use for uprobes. Both functions were originally designed for use with kprobes, and accessed...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Reserving space for inline xattr before attaching the reflink tree. One of our customers reported a crash and a corrupted ocfs2 filesystem. The crash was due to the detection of corruption. Upon troubleshooting, the fsck -...

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: Bluetooth: bnep: fixed wild-memory-access in protounregister The issues are as follows: KASAN: possible wild-memory-access within the range 0xdead...108-0xdead...10f CPU: 3 UID: 0 PID: 2805 Comm: rmmod Tainted: G W RIP:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: OPP: Fix for devpmoppfindbw when the bandwidth table is not initialized. If a driver calls devpmoppfindbwceil/floor to retrieve the bandwidth from the OPP table, but the bandwidth table was not created because the interconnect...

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: scsi: ufs: bsg: Set bsgqueue to NULL after removal. Currently, this does not cause any issues, but I believe it is necessary to set bsgqueue to NULL after removing it to prevent potential use-after-free UAF accesses...

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: blk-iocost: Do not issue a warning if iocg was already offline. In iocgpaydebt, a warning is triggered if ‘activelist’ is empty. This is intended to confirm that iocg is active when it has debts. However, a warning can still be...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: TCP: Added sanity tests to TCPQUEUESEQ Qingyu Li reported a syzkaller bug where the repro function changed the RCV SEQ after restoring data in the receive queue. mprotect0x4aa000, 12288, PROTREAD = 0 mmap0x1ffff000, 4096, PROTNON...