Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, for the dsa module, in the mv88e6xxx code path, there was a issue with the refcount leak in the mv88e6xxxmdiosregister function. The ofgetchildbyname function returns a node pointer whose refcount is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: soc: ti: pruss: Fix for a double-free in prussclkmuxsetup. In prussclkmuxsetup, the devmaddactionorreset function indirectly calls prussoffreeclkprovider, which in turn calls ofnodeputclkmuxnp on the error path. However, after...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: Radiotap: Reject Radiotap with unknown bits The Radiotap parser is currently only used with the radiotap namespace not with vendor namespaces. However, if the undefined field 18 is used, the alignment/size of the data is al...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4404: Fixed out-of-bounds reading in afe4404read|writeraw. KASAN reports an out-of-bounds read as follows: BUG: KASAN: Global out-of-bounds access in afe4404readraw+0x2ce/0x380. A size 4 byte read was performed at...

Astra Linux – Vulnerability in Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: efifb: Registering sysfs groups through the driver core. The driver core can already register and clean up sysfs groups. Make use of this functionality to simplify error handling and cleanup processes. Additionally, a UAF...

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/nouveau: prime: fix refcount underflow Calling nouveauboref on a nouveaubo without initializing it and thus the backing ttmbo leads to a refcount underflow. Instead of calling nouveauboref in the unwind path of...

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: Bluetooth: SCO: Fixed issue where user input is not validated before calling setockopt. The syzbot reported that scosocksetsockopt copies data without checking the length of the user input. BUG: KASAN: Out-of-bounds access in...

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

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Wait for fixup workers before stopping the cleaner kthread during umount. During unmount, at closectree, we follow these steps in this order: 1 Park the cleaner kthread – this does not destroy the kthread; it simply hal...

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: be2net: fixed a potential memory leak in bexmit. bexmit returns NETDEVTXOK without freeing the skb variable, in case bexmitenqueue fails. To address this issue, add devkfreeskbany to properly handle the situation...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a race condition when deleting the free space root from the “dirty cow roots” list. When deleting the free space tree, we are deleting the free space root from the list fsinfo-dirtycowonlyroots, without locking it...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Media: aspeed – Fix the clock handling logic The Video Engine uses eclk and vclk as its clock sources. Its reset control is coupled with eclk, so the current clock enabling sequence works as follows: 1. Enable eclk. 2. De-assert...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Staging: media: max96712: Fixed a kernel oop when removing the module. The following kernel oop occurred when attempting to remove the max96712 module: Unable to handle the kernel paging request at the virtual address...

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: f2fs: fixed the sanity check on sbi-totalvalidblockcount. syzbot reported a f2fs bug as follows: ------------ cut here ------------ Kernel BUG at fs/f2fs/f2fs.h:2521! RIP: 0010:decvalidblockcount + 0x3b2/0x3c0, fs/f2fs/f2fs.h:252...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: hwmon: In the readstring function, the sensor index is checked. A potential invalid memory access occurs when the requested sensor is not found. findecsensorindex may return a negative value e.g., -ENOENT, but its result is used...

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: netsched: schsfq: Fixed a potential crash during handling of gsoskb. SFQ assumes that it is always able to queue at least one packet. However, after the committed change, sch-q.len can be inflated by packets in sch-gsoskb. An...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Properly terminating the timer upon removal The USB-audio MIDI code initializes the timer, but in a rare case, the driver might be freed without the disconnect call being made. This leaves the timer in an active...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: stmmac – ensure that ptprate is not set to 0 before configuring EST. If the value of ptprate, which was previously recorded in the driver, happens to be 0, this invalid value will be propagated up to the EST configuration,...

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: xfrm: Validates the prefix length of new SA entries using the SA family, when sel.family is unset. This extends the validation introduced in commit 07bf7908950a “xfrm: Validates address prefix lengths in the xfrm selector”. The...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xfrm: The issue occurs in the error path of the xfrmpolicycheck function. When the fetching process of the object pols1 fails, the function simply returns 0, without decrementing the reference count of pols0. This happens either...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a use-after-free There are two implementations of .exitcmdpriv. Both implementations use resources associated with the SCSI host. Ensure that these resources remain available when .exitcmdpriv is called by waiting...