Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: mctp: route: hold key-lock in mctpflowprepareoutput mctpflowprepareoutput checks key-dev and may call mctpdevsetkey, but it does not hold key-lock while doing so. mctpdevsetkey and mctpdevreleasekey are annotated with...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Raise UD if unhandled VMMCALL isn’t intercepted by L1 Explicitly synthesize a UD for VMMCALL if L2 is active, L1 does NOT want to intercept VMMCALL, nestedsvml2tlbflushenabled is true, and the hypercall is something...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: spi: imx: fix use-after-free on unbind The SPI subsystem frees the controller and any subsystem allocated driver data as part of deregistration unless the allocation is device managed. Take another reference before deregistering...

Astra Linux – vulnerability in linux-6.1, linux-6.12

In the Linux kernel, the following vulnerability has been resolved: net/ipv6: ioam6: prevent schema length wraparound in trace fill ioam6filltracedata stores the schema contribution to the trace length in a u8. With bit 22 enabled and the largest schema payload, sclen becomes 1 + 1020 / 4; this...

Astra Linux – vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: iio: frequency: admv1013: fix NULL pointer dereference on str When devicepropertyreadstring fails, str remains uninitialized; however, the code proceeds to strcmpstr, ..., dereferencing a null pointer. Replace manual read/strcmp...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: core: The unnecessary framesz check in bpfxdpadjusttail has been removed. Syzkaller reported the following issue: ======================================= “Too big” – xdp-framesz = 131072 WARNING: CPU: 0, PID: 5020, at...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.10. The file fs/smb/server/smb2misc.c in ksmbd does not validate the relationship between the command payload size and the RFC1002 length specification, resulting in a out-of-bounds read...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: swiotlb: Fixed the issue of information leakage due to DMAFROMDEVICE. The problem I’m addressing was discovered during the LTP test covering cve-2018-1000204. A brief description of what happens is as follows: 1 The test case sen...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: hv: Fixed a crash in hvpcirestoremsimsg during hibernation. When a Linux virtual machine with a assigned PCI device runs on Hyper-V, if the PCI device driver is not yet loaded i.e., MSI-X/MSI is not enabled on the device,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm thin: Use the pmd-root from the last transaction when commit fails. Recently, we discovered a problem with a softlockup in the dm thin pool’s btree lookup code due to corrupted metadata. Kernel panic – not syncing: Softlockup:...

Astra Linux – vulnerability in linux-5.10

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix AIP early init panic An early failure in hfi1ipoibsetuprn can lead to the following panic: BUG: unable to handle kernel NULL pointer dereference at 00000000000001b0 PGD 0 P4D 0 Oops: 0002 1 SMP NOPTI Workqueue: event...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix kernel NULL pointer dereference in gfs2rgrpdump Syzkaller has reported a NULL pointer dereference when accessing rgd-rdrgl in gfs2rgrpdump. This can occur when creating rgd-rdgl fails in readrindexentry. Add a NULL...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: ignore xattrs past end Once inside ‘ext4xattrinodedecrefall’, we should ignore xattrs entries that exceed the ‘end’ entry. This fixes the following KASAN reported issue:...

Astra Linux – vulnerability in linux, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: Firmware: armscpi: Fix string overflow in SCPI genpd driver Without the bounds checks on scpipd-name, it could lead to a buffer overflow when copying the SCPI device name from the corresponding device tree node; the name string i...

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

The brcm80211 component in the Linux kernel, from version 6.5.10 onwards, has a use-after-free issue in the code for disconnecting devices via hotplug i.e., removing the USB connection. For attackers who have physical access and local privileges, “this could be exploited in a real-world scenario....

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drivers/base/node.c: Fixed the issue of the compaction sysfs file leaking. The compaction sysfs file is created using compactionregisternode in registernode. However, we forgot to remove it in unregisternode. As a result, the...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: hsr: Prevent use after free in prpcreatetaggedframe The prpfillrct function can fail. In that case, it frees the skb and returns NULL. On the successful path, however, it returns the original skb. Therefore, fixing the bug is...

Astra Linux – vulnerability in linux, linux-5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: w83792d Fix NULL pointer dereference by removing unnecessary structure field If the driver reads val value sufficient for val & 0x08 && !val & 0x80 && val & 0x7 == val 4 & 0x7 from the device, then a NULL pointer dereferen...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: irtoy: free before error exiting The leak in the error handling path has been fixed...

Astra Linux – vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: sofsdw: handle errors on card registration If card registration fails, typically due to deferred probes, the device properties added for headset codecs are not removed, which leads to kernel oopses in driver...