Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/mm, kexec, ima: Use memblockfreelate instead of imafreekexecbuffer. The code that calls imafreekexecbuffer is executed long after the memblock allocator has already been removed. This could lead to a use-after-free in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: change place of ‘privep’ assignment in cdns3gadgetepdequeue, cdns3gadgetepenable If ‘ep’ is NULL, the result of eptocdns3epep is an invalid pointer. Dereferencing ‘privep-cdns3dev’ with this pointer may cause a panic...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: x86/kprobes: Updates the kcb status flag after single-stepping. The kprobes function is fixed to update the kcb kprobes control block status flag to KPROBEHITSSDONE, even if the kp-posthandler is not set. This bug may cause a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: clk: meson: Added missing clocks to axgclkregmaps Some clocks were missing from axgclkregmaps, which caused kernel panic during the command cat /sys/kernel/debug/clk/clksummary. 57.349402 Unable to handle a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed a kernel panic caused by a race condition involving smcsock. A crash occurs when smccdctxhandler attempts to access smcsock, but smcrelease has already freed it. 4570.695099 BUG: Unable to handle a page fault for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI/AER: Fixed NULL pointer access via aerinfo. The kzallocGFPKERNEL function may return NULL, resulting in kernel panic when accessing aerinfo-xxx. This issue has been fixed...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Avoid overflows in ip6datagramsendctl Yiming Qian reported: I believe I have found a locally triggerable kernel bug in the IPv6 sendmsg auxiliary-data path that can cause the kernel to panic via skbunderpanic local DoS...

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

A flaw was discovered in the Linux kernel’s NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packets when using NVMe over TCP. This can lead to the NVMe driver dereferencing a NULL pointer, resulting in kernel panic and a denial of service...

Astra Linux – Vulnerability in udisks2

A vulnerability has been discovered in udisks2. This flaw allows an attacker to submit a specially crafted image file/USB, resulting in kernel panic. The greatest threat posed by this vulnerability is to system availability...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed to perform sanity checks on inline inode. Yanming reported a kernel bug on Bugzilla Kernel 1, which can be reproduced. The bug message is as follows: The kernel message is displayed as follows: Kernel BUG at...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: stmmac: Clearing the variable when destroying the workqueue Currently, when suspending the driver and stopping the workqueue, it is checked whether workqueue is not NULL. If it is NULL, the workqueue is destroyed. The function...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed a slab-out-of-bounds read in hdrdeletede. Here is a bug report from syzbot: Bug: KASAN: Slab-out-of-bounds in hdrdeletede+0xe0/0x150, fs/ntfs3/index.c:806. A read of size 16842960 was performed at address...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the AMD nested virtualization SVM feature of the KVM. A malicious L1 guest could intentionally fail to intercept the shutdown of a cooperative nested guest L2, potentially causing a page fault and kernel panic in the host L0...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tty: serial: imx: disable Ageing Timer interrupt request irq There might be pending USR interrupts before requesting the IRQ. However, the uartaddoneport function has not been executed, which could lead to a kernel panic. 0.79566...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Range check on CHDBOFF and ERDBOFF If the values read from the CHDBOFF and ERDBOFF registers are outside the range of the MHI register space, an invalid address may be calculated, which can later cause a kernel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ath11k: fixed the kernel panic that occurred during the unloading/loading of ath11k modules Fixed the issue by calling netifnapidel from ath11kahbfreeextirq, to prevent the following kernel panic when unloading/loading ath11k...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igc: Fixed kernel panic during ndotxtimeout callback The Xeon validation group has conducted some load tests with various hardware configurations. They observed that transmit queue timeouts occurred during these tests. This cause...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tipc: Fixed the divide-by-zero issue in tipcskfilterconnect. Users can set conntimeout to any value using setsockoptTIPCCONNTIMEOUT, including values less than 4. When a SYN request is rejected with TIPCERROVERLOAD, and the retry...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tipc: fixed a kernel panic that occurred when enabling a bearer. When enabling a bearer on a node, a kernel panic was observed: 4.498085 RIP: 0010:tipcmonprep+0x4e/0x130 tipc ... 4.520030 Call Trace: 4.520689 4.521236...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: perf/x86/lbr: Filtering vsyscall addresses We found that a panic can occur when a vsyscall is executed while LBR sampling is active. If the vsyscall is interrupted via NMI for perf sampling purposes, the following call sequence m...