Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel through version 5.16-rc6. The lkdtmARRAYBOUNDS function in drivers/misc/lkdtm/bugs.c lacks a check for the return value of kmalloc, which can lead to a null pointer derefrence...

Astra Linux – Vulnerability in Linux 5.10, Linux

A issue was discovered in the Linux kernel through version 5.16-rc6. The function netvscgetethtoolstats in the drivers/net/hyperv/netvscdrv.c file lacks a check on the return value of kvmallocarray, which can lead to a null pointer derefrence...

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

A issue was discovered in the Linux kernel through version 5.16-rc6. The function malidpcrtcreset in the file drivers/gpu/drm/arm/malidpcrtc.c lacks a check on the return value of kzalloc. This could lead to a null pointer dereferencing...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/radeon: fixed a possible null pointer dereferencing issue. In radeonfpnativemode, the return value of drmmodeduplicate is assigned to mode, which could lead to a NULL pointer dereferencing issue upon failure of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net-sysfs: added a check to ensure netdevice is present before using speedshow. When disabling the netdevice or during system shutdown, a panic may occur when accessing the sysfs path, because the device has already been removed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: sched/fair: Fixed an error in reweightentity. Syzbot detected a GPF in reweightentity. This issue has been fixed in commit 4ef0c5c6b5ba “kernel/sched: Fixed the issue where schedfork accesses an invalid schedtaskgroup”. There ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: stmmac: fixed the altrtsepcs function when using a fixed-link. When using a fixed-link, the altrtsepcs driver crashes due to a null-pointer dereference, as no phydevice is provided to the tsepcsfixmacspeed function...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btmtksdio: Fixed a kernel oops in btmtksdiointerrupt. Fixed the following kernel oops in btmtksdiointerrrupt: 14.339134 btmtksdiointerrupt+0x28/0x54 14.339139 processsdiopendingirqs+0x68/0x1a0 14.339144...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm/dp: populate the connector of the struct dppanel structure. In the DP CTS test case 4.2.2.6, the edid has a valid checksum, but the checksum is intentionally incorrect. It is expected that the DP source returns a corre...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: preventing incorrect output lengths in smb2ioctlqueryinfo When calling smb2ioctlqueryinfo with smbqueryinfo::flags=PASSTHRUFSCTL and smbqueryinfo::outputbufferlength=0, the following value of 0x10 will be returned. c buffer...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: Treat all calls as non-bcalls when bcserv is NULL. When a RDMA server returns a fault format reply, the NFS v3 client may treat it as a bcall when the bc service does not exist. The debug message for rpcrdmabcreceivecal...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: md: Do not set mddev’s private field to NULL in raid0 with pers-free. In a normal stop process, the following sequence of operations occurs: domdstop | mdstop pers-free; mddev-private = NULL | mdfree free mddev The mdstop functio...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: bcm: Check for a NULL return from devmkzalloc. As a potential failure in allocation, devmkzalloc may return NULL. Then, pd-pmb and the subsequent lines of code may lead to a null pointer dereferencing. Therefore, it is bette...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: vop: fixed a possible null-ptr-deref in vopbind. This issue could lead to a null-ptr-deref in resourcesize if platformgetresource returns NULL. Moving the call to resourcesize after devmioremapresource and checking...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-core: Fixed a NULL pointer dereferencing in atahostallocpinfo. In a unlikely and probably incorrect scenario where the ppi parameter of atahostallocpinfo points to an array starting with a NULL pointer, there will be ...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SUNRPC: Fixed null-ptr-deref when xps sysfs alloc fails There is a null-ptr-deref when xps sysfs alloc fails: BUG: KASAN: null-ptr-deref in sysfsdocreatelinksd+0x40/0xd0 Reading a 8-byte value at address 0000000000000030 by ta...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In nftablesupdtable, if nftablestableenable returns an error, nfttransdestroy is called to free the transaction object. nfttransDestroy calls listdel, but the transaction was never placed on a list—the list head contains only zeros, which results in a NULL pointer being dereferenced...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A null pointer dereference issue was discovered in the SCTP network protocol within the net/sctp/streamsched.c file in the Linux kernel. If the streamin allocation fails, the streamout resource is freed, allowing further access to it. A local user could exploit this vulnerability to crash the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A NULL pointer dereference flaw was discovered in dbFree in the fs/jfs/jfsdmap.c file of the Journaling File System JFS within the Linux kernel. This issue may allow a local attacker to cause the system to crash due to a missing sanity check...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A NULL pointer dereference flaw was discovered in vmxnet3rqcleanup in drivers/net/vmxnet3/vmxnet3drv.c within the networking sub-component of vmxnet3 in the Linux Kernel. This issue may allow a local attacker with normal user privileges to cause a denial of service due to a missing sanity check...