Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: dev: canrestart: fix use after free bug After calling netifrxniskb, dereferencing the skb is unsafe. In particular, the canframe field, which aliases skb memory, is accessed after the netifrxni function in the line:...

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: Fixed a memory leak in hcireqsyncComplete In the function hcireqsyncComplete, always free the previous sync request state before assigning a reference to a new one...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PM / devfreq: mtk-cci: Fixed the potential error pointer dereferencing in the probe function. The drv-sramreg pointer could potentially be set to ERRPTR-EPROBEDEFER, which would lead to an error pointer dereferencing. Use...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mptcp: handle large GSO sizes After the committed changes below, TCP sockets and MPTCP subflows can generate egress packets that are larger than 64K. This exceeds the maximum DSS data size; the packet length is misrepresented ove...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm,hugetlb: Take the hugetlblock before decrementing h-resvhugepages. The h-hugepages counters are protected by the hugetlblock, but allochugepage has a corner-case scenario where it can decrement the counter outside of the lock...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the sanity check on summary information As Wenqing Liu reported in bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=216456 BUG: KASAN: use-after-free in recoverdata+0x63ae/0x6ae0 f2fs Read of size 4 at addr...

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

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix for checking attempts to corrupt spilled pointers When a register is spilled onto a stack as a 1/2/4-byte register, we set slottypeBPFREGSIZE - 1 plus possibly a few more bytes below it, depending on the actual spill siz...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i2c: Fixed a potential use after free The adap structure should only be freed after we have finished using it. This patch simply moves the putdevice function slightly to avoid the potential issue after freeing the structure. wsa:...

Astra Linux – Vulnerability in Mariadb 10.3

It has been discovered that MariaDB Server v10.9 and earlier contain a segmentation fault through the component sql/itemcmpfunc.cc...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Watchdog: sc520wdt: A possible use-after-free occurred in wdtturnoff. The remove method of this module calls deltimer. However, that function does not wait for the timer handler to complete. This means that the timer handler may...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: A possible memory leak has been fixed in stmmacdvrprobe. The bitmapfree function should be called to release priv-afxdpzcqps when createsinglethreadworkqueue fails. Otherwise, a memory leak will occur. Therefore, we...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fixed a potential use-after-free issue in oplock/lease break ack. If there is an error returning from ksmbdiovpinrsp, a use-after-free may occur by accessing opinfo-state and opinfoput. Additionally, ksmbdfdput might be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: The page extent mapping was set after the readfolio operation in relocateonepage. One of the CI runs triggered the following panic: Assertion failed: PagePrivatepage && page-private, in fs/btrfs/subpage.c:229 ----------...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftchainfilter: handling of NETDEVUNREGISTER for the inet/ingress basechain. Remove netdevice from the inet/ingress basechain in case NETDEVUNREGISTER event is reported; otherwise, a stale reference to netdevice remain...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8, 6.17, and 7.0 contain SAUCE patches that include a memory leak issue in the handling of large responses to AppArmor notifications. This bug can be triggered by a non-privileged local user. The memory leak could lead to resource exhaustion...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: Fixed an out-of-bounds shift in dbDiscardAG. When searching for the next smaller log2 block, BLKSTOL2 returned 0, causing the shift exponent -1 to become negative. This patch fixes the issue by exiting the loop directly when...

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

In the Linux kernel, the following vulnerability has been resolved: “aio”: fixed the issue with mremap after a fork operation involving null-dereferencing. The commit e4a0d3e720e7 “aio: Makes it possible to remap the aio ring” introduced a null-dereference if mremap is called on an old aio mappin...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: CDC-NCM: Avoid overflows in sanity checks. A malfunctioning device may produce an extreme offset like 0xFFF0, along with a fragment of reasonable length. In the currently formulated sanity check, this will cause an integer...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: smartpqi: Correct device removal for multi-actuator devices. Correct device count for multi-actuator drives, which can cause kernel panics...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Added a missing terminator for zen5rdseedmicrocode Running x86matchminmicrocoderev on a Zen5 CPU results in a KASAN exception due to an out-of-bounds access...