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 may still occur. This attempt to access DMA APIs occurs if the lpuartDMATXuse...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/msgring: A NULL pointer dereference occurred in iomsgsendfd. Syzkaller produced the following call trace: BUG: KASAN: NULL pointer dereference in iomsgring+0x3cb/0x9f0 A value of 8 was written to address 0000000000000070 ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ice: Do not process extts if PTP is disabled The iceptpexttsevent function can race with iceptprelease, resulting in a NULL pointer dereferencing, which can lead to a kernel panic. A panic occurs because the iceptpexttsevent...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/cio: Verify the availability of the driver for the pathevent call. If no driver is attached to a device, or if the driver does not provide the pathevent function, an FCES path-event on this device could result in a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdkfd: Fixed a kernel panic that occurred when the reset attempt failed and was triggered again. In SRIOV configuration, the reset may fail to restore the ASIC to normal, but the cpsch function has already been called...

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 checks for the CHDBOFF and ERDBOFF registers. 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...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted the behavior from “scsi: core: Do not increase scsidevice’s iorequestcnt if dispatch failed”. The use of “atomicinc&cmd-device-iorequestcnt” in scsiqueuerq could cause kernel panic, as cmd-device might be freed aft...

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 in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fixed the kernel panic that occurred during a warm reset. During a warm reset, device-fwclient is set to NULL. If a bus driver is registered after this NULL setting and before new firmware clients are enumerat...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

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 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 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net, neigh: Fixed the null-ptr-deref in neightableclear. When the IPv6 module is initialized, an error occurs in the middle. This results in a kernel panic with the following error message: KASAN: Nullptrderef in range...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fixed the issue of invalid dereferencing of indirect CCW data pointers. The issue involved invalid dereferencing of the indirect CCW data pointer in the dasdeckddumpsense function. This caused a kernel panic in certain...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe/migrate: prevents infinite recursion. If the buf + offset is not aligned to XECAHELINEBYTES, we fall back to using a bounce buffer. However, the bounce buffer is allocated on the stack, and the only alignment requirement...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: mld: Fixed a panic that occurred in mldnewpack. mldnewpack does not allow for the allocation of higher-order pages; only order-0 allocations are allowed. If the headroom size is too large, a kernel panic may occur in skbput...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm: renesas: rz-du: mipidsi: Fixed a kernel panic that occurred when rebooting certain panels. Since commit 56de5e305d4b “clk: renesas: r9a07g044: Added MSTOP for RZ/G2L”, we may encounter the following kernel panic when...

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 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: mt76: mt7921: fixed the kernel panic by avoiding access to unallocated eeprom.data The MT7921 driver no longer uses eeprom.data, but the relevant code has not been completely removed since the commit 16d98b548365 “mt76: mt7921:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fixed SError causing kernel panic upon closing. The occurrence of SError causing kernel panic was rare during testing with fluster. The root cause was entering suspend mode due to the timeout of the...