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: calipso: Do not call calipso functions for AFINET sockets. syzkaller reported a null-ptr-deref in txoptget. 0 The offset 0x70 refers to struct ipv6txoptions within struct ipv6pinfo; therefore, struct ipv6pinfo was NULL there...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed a NULL dereference in ntfsupdatemftmirr. If ntfsfillsuper is not called, then sbi-sb will be equal to NULL. The code should check this pointer before dereferencing it. The Syzbot encountered this issue by passing...

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

In the Linux kernel, the following vulnerability has been resolved: cpufreq/longhaul: handled NULL policy in longhaulexit The longhaulexit function was calling cpufreqcpuget0 without checking for a NULL policy pointer. On some systems, this could lead to a NULL derefrence and a kernel warning or...

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

In the Linux kernel, the following vulnerability has been resolved: Input: tiam335xtsc – fixed an off-by-one error in the wireorder validation. The current validation wireorderi ARRAYSIZEconfig pins allows wireorderi to equal ARRAYSIZEconfig pins, which causes out-of-bounds access when used as an...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: APEI/GHES: Ensure that the allocated CPER value will not exceed it. The logic in ghesnew prevents allocating too large records by checking whether they are larger than GHESESTATUSMAXSIZE currently 64KB. However, the allocation is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: In the case of a zoned filesystem, there’s a memory leak that occurs after finding a block group containing super blocks. In the excludesuperstripes function, if we encounter a block group that contains super blocks, and w...

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

In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Fixed the BUGON in mmapPROTWRITE, MAPPRIVATE. A lack of check for copy-on-write COW mapping in drmgemshmemmmap allows users to call mmap with PROTWRITE and MAPPRIVATE flags, causing a kernel panic due to BUGON i...

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

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: configfs: Fixed OOB read on empty string write When writing an empty string to either ‘qwsign’ or ‘landingPage’ sysfs attributes, the store functions attempt to access pagel – 1 before verifying that the length ‘l’ i...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fixed the issue of null pointer dereference on the pointer edp. The pointer dev is initialized, and the edp is dereferenced before edp is checked for being null. This could lead to a null pointer dereference issue. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath12k: Fixed inconsistent arvif state in error paths of vdevcreate. The ath12kmacvdevcreate function has three error paths that leave arvif in an inconsistent state: 1. When ath12kwmivdevcreate fails, the function retur...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xen/netfront: Destroy queues before realnumtxqueues is zeroed xennetDestroyQueues relies on info-netdev-realnumtxqueues to delete queues. Since d7dac083414eb5bb99a6d2ed53dc2c1b405224e5 “net-sysfs: Update the queue counts in the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Drivers: Soc: Xilinx: Add the missing kfree call in xlnxaddcbforsuspend. If memory allocation for cbdata fails using kmalloc, the memory allocation for evedata never gets freed. Therefore, add the missing kfree call in the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mt76: Fixed a use-after-free by removing a non-RCU wcid pointer. This fix addresses an issue detected by KASAN regarding use-after-free in mt76txqschedule. This was done by protecting mtxq-wcid with rculock between...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Do not use the rate mask for off-channel TX as well. Similar to the commit ab9177d83c04 “wifi: mac80211: Do not use the rate mask for scanning”, ignore incorrect settings to avoid the “No supported rate” warning...

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: iio: adc: ti-ads8688: fixed information leakage in triggered buffers. The “buffer” local array is used to push data to user space from a triggered buffer. However, values for inactive channels are not set, as the function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: wd33c93: Do not use an outdated SCSI pointer value. A regression was introduced with the commit dbb2da557a6a “scsi: wd33c93: Move the SCSI pointer to private command data”, which resulted in a buffer overflow error in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: switchdev: Converting the blocking notification chain to a raw one A blocking notification chain uses a read-write semaphore to protect the integrity of the chain. The semaphore is acquired for writing when adding/removing...

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: ts2020: Fix for nullptrderef in ts2020probe KASAN reported a nullptrderef issue when executing the following command: bash echo ts2020 0x20 /sys/bus/i2c/devices/i2c-0/newdevice KASAN: Nullptrderef in range...

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

A issue was discovered in the Linux kernel before version 6.6.8. The roseioctl function in net/rose/afrose.c has a use-after-free issue due to a race condition involving roseaccept...

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: net: netpoll: Fix incorrect refcount handling causing improper cleanup The commit efa95b01da18 “netpoll: fix use after free” incorrectly ignored the refcount and prematurely set dev-npinfo to NULL during netpoll cleanup,...