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

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed a possible panic during hotplug remove. During hotplug remove, it is possible that the update counters’ operations might still be pending, and they may execute after memory has been freed. Cancel the update...

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

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2 – Clearing the BM pool before initialization. The register values persist after booting the kernel using kexec, which results in a kernel panic. Therefore, it is necessary to clear the BM pool registers before...

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

In the Linux kernel, the following vulnerability has been resolved: net:bcmgenet: Added a check for oversized packets. Occasionally, we may receive oversized packets from the hardware that exceed the maximum buffer size of 2 KiB allocated for SKBs. A proactive check is added to discard such...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tee: amdtee: fixed a race condition in amdteeopenSession. There is a potential race condition in amdteeopenSession that may lead to a use-after-free. For example, in amdteeopenSession, after sess-sessmask is set, and before the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: qede: ensure that the skb is allocated before use. qedebuildskb assumes that buildskb always works and proceeds directly to skbreserve. However, buildskb may fail under memory pressure. This results in a kernel panic because the...

Astra Linux – Vulnerability in Linux 5.10

A flaw was discovered in the IPv6 module of the Linux kernel. The arg.result parameter was not used consistently in fib6rulelookup; sometimes rt6info was used, and other times fib6info. This issue was not accounted for in other parts of the code, where rt6info was expected to be used...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: preventing dereferencing of ZEROSIZEPTR when numifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc, with ethsw-swattr.numifs as the element count. When the device reports zero...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the sanity check on the destination blkaddr during recovery. As Wenqing Liu reported in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=216456 loop5: detected a change in capacity from 0 to 131072. F2FS-fs...

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 in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain AppArmor patches that incorrectly cause a sleep state when holding a spinlock in notification handling code. This bug can be triggered by an unprivileged local user, and can lead to kernel panic or deadlock situations...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mm/gup: fixed guppudrange for dax For dax pud, pudhuge returns true on x86. Therefore, the function works as long as hugetlb is configured. However, dax does not depend on hugetlb. Commit 414fd080d125 “mm/gup: fixed guppmdrang...

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

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Fixed a kernel panic that occurs when the host sends an invalid H2C PDU length. If the host sends an H2CData command with an invalid DATAL value, the kernel may crash in the nvmettcpbuildpduiovec function. The...

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

In the Linux kernel, the following vulnerability has been resolved: MIPS: Octeon – Add PCIe link status check The standard PCIe configuration read-write interface is used to access the configuration space of peripheral PCIe devices in the mips processor. After the PCIe link becomes unavailable, i...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: i3c: master: mipi-i3c-hci: Fixed a kernel panic when accessing DATdata. The i3cmasterbusinit function may attach the I2C devices before the I3C bus initialization. In this case, the DAT allocentry will be used before the DAT init...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm: Move page table sync declarations to linux/pgtable.h During our internal testing, we began observing intermittent boot failures when the machine uses 4-level paging and has a large amount of persistent memory: BUG: Unable to...

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 in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: tty: serial: fsllpuart: disable dma rx/tx use flags in lpuartdmashutdown lpuartdmashutdown tears down the lpuart DMA mechanism, but lpuartFlushBuffer can still occur. This attempt to access DMA APIs occurs if the lpuartDMATXuse...

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

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fixed DIO failure due to insufficient transaction credits The code in ocfs2dioendiowrite estimates the number of transaction credits required using ocfs2calcextendcredits. However, this does not take into account that the ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: hfsplus: removing WARNON from hfspluscatread,writeinode. The syzbot tool encounters WARNON in hfspluscatread,writeinode, where a crafted filesystem image may contain invalid lengths. These conditions do not constitute kernel...