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: ACPICA: Added the AMLNOOPERANDRESOLVE flag to the Timer instruction. ACPICA commit: 90310989a0790032f5a0140741ff09b545af4bc5 According to the ACPI specification 19.6.134, no arguments are required to be passed for the ASL Time...

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

In the Linux kernel, the following vulnerability has been resolved: Net: Bridge – Use DEVSTATSINC The syzbot/KCSAN reported a data race in the brhandleframefinish function 1. This function can be executed on multiple CPUs without mutual exclusion. It is recommended to use the SMP-safe DEVSTATSINC...

Astra Linux – Vulnerability in Linux, Linux 5.10

The FireWire subsystem in the Linux kernel up to version 5.14.13 has a buffer overflow issue related to the drivers/media/FireWire/firedtv-avc.c and drivers/media/FireWire/firedtv-ci.c files. This issue arises due to improper handling of bounds checking by the avccapmt function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp4: Fixed a refcount leak in mdp4modesetinitintf. In the function ofgraphgetremotenode, the remote device node pointer is returned with the refcount incremented. We should use ofnodeput on it when it is no longer needed...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: w83792d A NULL pointer dereferencing issue was addressed by removing unnecessary structure fields. If the driver reads a value that is sufficient for the condition: val & 0x08 && !val & 0x80 && val & 0x7 == val 4 & 0x7...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wfx: Fixed a possible NULL pointer dereferencing in wfxsetmfpap. Since 'ieee80211beaconget' may return NULL, wfxsetmfpap should check the return value before examining the skb data. Therefore, the latter function should...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfs: fixed UAF in direct writes In production, we have been encountering the following warnings consistently: ------------ cut here ------------ refcountt: underflow; use-after-free. WARNING: CPU: 17 PID: 1800359 at...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: Intel: sofsdw – handling errors during card registration. If card registration fails, usually due to deferred probes, the device properties added for headset codecs are not removed, which leads to kernel errors during...

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

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: possible buffer overflow. The buffer ‘afmtstatus’, which is sized 6, could overflow, as the index ‘afmtidx’ is checked after access...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: pcie: Fixed an integer overflow in the iwlwritetouserbuf function. An integer overflow occurs in the iwlwritetouserbuf function, which is called by the iwldbgfsmonitordataread function. The function is as follows: ...

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: s390/zcrypt: fixed reference counting on zcrypt card objects Tests with hot-plugging crypto cards on KVM guests with a debug kernel build revealed an use-after-free of the load field of the struct zcryptcard. The issue was due...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: greybus: uart: fixed the issue where tty was used after it was freed. The user space can keep a tty open indefinitely, and tty drivers must not release the underlying structures until the last user has left. We have...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: perf: Improved missing SIGTRAP checks To detect missing SIGTRAP checks, we use a WARN in perfeventoverflow. This warning is triggered if pendingsigtrap was already set—meaning the process returns to user space without consuming...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: Fixed a memory leak in skbSegmentList for GRO packets When skbSegmentList is called during packet forwarding, it handles packets that were aggregated by the GRO engine. Historically, the segmentation logic in skbSegmentList...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Ensure that pages are unlocked in case of a failure in cowfilerange. There is a hangtask report for zoned btrfs as follows: https://github.com/naota/linux/issues/59 726.328648 INFO: Task rocksdb:high0:11085 blocked for...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: hsr: Fixed uninit-value access in fillframeinfo Syzbot reports the following uninit-value access problems. ===================================================== BUG: KMSAN: uninit-value in fillframeinfo net/hsr/hsrforward.c:60...

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: Media: dvb-frontends: dib3000mb: The issue of an uninitialized value was fixed in dib3000writereg. Syzbot reports that there is an issue with uninitialized values discovered by KMSAN in dib3000readreg. The local variable rb2 is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Thermal: intelpowerclamp: Use getcpu instead of smpprocessorid to avoid crashes. When CPU 0 is offline and intelpowerclamp is used to simulate idle state, it causes a kernel bug: Bug: Using smpprocessorid in preemptible 000000...

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

In the Linux kernel, the following vulnerabilities have been resolved: net: usb: smsc75xx: Fixed access to uninitvalue in smsc75xxreadreg syzbot reported the following issues with access to uninitvalue: ===================================================== BUG: KMSAN: uninitvalue in...