Astra Linux – Vulnerability in Linux 5.15

A NULL pointer dereference flaw was discovered in the Linux kernel’s drivers/gpu/drm/msm/msmgemsubmit.c code, specifically in the submitlookupcmds function. This flaw occurs because there is no check on the return value of kmalloc. This issue allows a local user to crash the system...

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

A use-after-free vulnerability was discovered in the Linux kernel’s netfilter subsystem, specifically in the net/netfilter/nftablesapi.c file. Improper error handling related to NFTMSGNEWRULE allows a dangling pointer to be used within the same transaction, leading to a use-after-free...

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

A issue was discovered in the Linux kernel before version 6.3.3. There is an out-of-bounds read in the crc16 function in lib/crc16.c when called from fs/ext4/super.c, because ext4groupdesccsum does not properly check an offset. NOTE: This issue is disputed by third parties, as the kernel is not...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A use-after-free vulnerability in the netfilter component of the Linux kernel’s nftables module can be exploited to achieve local privilege escalation. A flaw in the error handling of bound chains causes a use-after-free in the abort path of NFTMSGNEWRULE. This vulnerability requires that...

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

The dotlsgetsockopt function in net/tls/tlsmain.c in the Linux kernel, as of version 6.2.6, lacks a call to locksock. This results in a race condition, which can lead to a use-after-free or NULL pointer dereferencing...

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

A issue was discovered in the file drivers/media/dvb-core/dvbfrontend.c within the Linux kernel version 6.2. There is a blocking operation that occurs when a task is in the !TASKRUNNING state. In the function dvbfrontendgetevent, the function waiteventinterruptible is called; the condition used i...

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

A use-after-free flaw was discovered in r592remove in drivers/memstick/host/r592.c, responsible for media access in the Linux kernel. This flaw allows a local attacker to crash the system upon device disconnection, potentially leading to a kernel information leak...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: gfs2: Always check the inode size of inline inodes. Check whether the inode size of inline inodes is within the allowed range when reading inodes from the disk gfs2dinodein. This prevents on-disk corruption. The two checks in...

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

A flaw was discovered after the free function in the Linux kernel’s Xircom 16-bit PCMCIA PC-card Ethernet driver. A local user could exploit this flaw to crash the system or potentially escalate their privileges on the system...

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

A vulnerability was discovered in the HCI socket implementation due to a missing capability check in the net/bluetooth/hcisock.c file within the Linux kernel. This flaw allows an attacker to execute management commands without authorization, compromising the confidentiality, integrity, and...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel up to version 6.2.7, fs/ntfs3/inode.c contains an invalid kfree function because it does not validate the MFT flags before replaying logs...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

A use-after-free vulnerability was discovered in iscsiswtcpsessioncreate in drivers/scsi/iscsitcp.c within the SCSI sub-component of the Linux kernel. This flaw allows an attacker to access internal kernel information...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In rndisqueryoid in drivers/net/wireless/rndiswlan.c within the Linux kernel, from version 6.1.5 onwards, there is an integer overflow in a mathematical operation...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed the out-of-bounds error in the netns ops registration error path. If the netassigngeneric function fails, the current error path in opsinit attempts to clear the gen pointer slot. However, during this error path, the g...

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

A flaw was discovered in the Netfilter subsystem of the Linux kernel. The sctpmtcheck function did not validate the flagcount field properly. This flaw allows a local privileged CAPNETADMIN attacker to trigger an out-of-bounds read, resulting in a system crash or the disclosure of sensitive...

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

A array indexing vulnerability was discovered in the netfilter subsystem of the Linux kernel. The absence of a certain macro could lead to an incorrect calculation of the offset of the h-nets array, giving attackers the ability to arbitrarily increment/decrement a memory buffer beyond its bounds...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: Xilinx: Do not perform sleepable memory allocations from an atomic context. The following issue was discovered using lockdep: 6.691371 BUG: A sleeping function is called from an invalid context at...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: riscv: Use READONCENOCHECK in the imprecise unwinding stack mode. When CONFIGFRAMEPOINTER is not set, the stack unwinding function walkstackframe randomly reads from the stack. When KASAN is enabled, this can lead to the followin...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfc: fdp: added a null check for devmkmallocarray in fdpncii2creaddeviceproperties. devmkmallocarray may fail, and fwvsccfg may be null, causing an out-of-bounds write in devicepropertyreadu8array later...

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

A issue was discovered in the Linux kernel through version 6.3.8. A use-after-free was found in ravbremove in drivers/net/ethernet/renesas/ravbmain.c...