Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix for a variable not being completed when the function returns When cmdallocindex fails, cmdworkhandler needs to complete ent-slotted before returning early. Otherwise, the task that issued the command may hang...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Packets are queued in the IRQ handler instead of being disabled during the BH handling process. Currently, the driver uses localbhdisable/localbhenable in its IRQ handler to avoid triggering netrxaction in the softir...

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

A issue was discovered in the Linux kernel through version 6.5.9. During a race condition involving the exit of a SQ thread, a NULL pointer dereferencing in iouring/fdinfo.c’s iouringshowfdinfo function can occur...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mptcp: Race conditions between subflow failures and additional subflow creations. We have race conditions similar to those addressed by the previous patch, between subflow failures and additional subflow creations. However, these...

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

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fixed a UAF in blkcgunpinonline. blkcgunpinonline traverses the blkcg hierarchy to set the object as online. To traverse this hierarchy, it uses blkcgparentblkcg, but this call occurs after blkcgDestroyBlksblkcg, whic...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: The issue in fdt: fix off-by-one error in unflattendtnodes Commit 78c44d910d3e “drivers/of: Fix depth when unflattening devicetree” forgot to fix the depth check in the loop body of unflattendtnodes. This could lead to an overflo...

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

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Fixed a UAF in cifsdemultiplexthread There is a UAF when performing xfstests on cifs: BUG: KASAN: Use-after-free in smb2isnetworknamedeleted+0x27/0x160 Reading a size 4 value at address ffff88810103fc08 by task cifsd/923...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Audit: Improved robustness of audit queue handling If the audit daemon becomes stuck in a stopped state, the kauditdthread function in the kernel might get blocked while attempting to send audit records to the audit daemon in the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: soc: qcom: smsmm: Fixed refcount leaks in qcomsmsmprobe There are two refcount leaks in qcomsmsmprobe: 1 The localnode variable is escaped from foreachchildofnode at the end of the iteration. We should call ofnodeput for it in...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iouring: Lock overflow for IOPOLL. syzbot reports an issue with overflow during IOPOLL operations: WARNING: CPU: 0 PID: 28; at iouring, iouring.c:734; function iocqringeventoverflow+0x1c0/0x230; function iouring, iouring.c:734...

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: Bluetooth: rfcomm: Fixed a nullptrderef issue in rfcommchecksecurity. During our fuzz testing of the connection and disconnection processes at the RFCOMM layer, we discovered this bug. By comparing the packets generated during a...

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

In the Linux kernel, the following vulnerabilities have been resolved: efi/capsule-loader: corrected incorrect allocation size gcc-14 reports that the allocation using sizeofvoid on 32-bit architectures is insufficient for a 64-bit physaddrt: drivers/firmware/efi/capsule-loader.c: In the function...

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

In the Linux kernel, the following vulnerabilities have been resolved: tee and amdtee: fixed the use-after-free vulnerability in amdteeclosesession. There is a potential race condition in amdteeclosesession that may cause a use-after-free in amdteeopenSession. For example, if a session has a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free in hdcp The HDCP code in amdgpudmhdcp.c copies pointers to amdgpudmconnector objects without incrementing the kref reference counts. When using a USB-C dock, and the dock is unplugged, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb: server: splitting ksmbdrdmastoplistening out of ksmbdrdmaDestroy We cannot call destroyworkqueuesmbdirectwq; before stopsessions! Otherwise, existing connections will attempt to use smbdirectwq as a NULL pointer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cxl/region: Do not attempt cleanup after a failure in cxlregionattach. The commit 5e42bcbc3fef “cxl/region: Decrement -nrtargets in case of error in cxlRegionattach” attempted to avoid initialization errors when -nrtargets exceed...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: serial: 8250: Fixed PM usagecount for console handover When the console is enabled, univ8250consolesetup calls serial8250consolesetup before .dev is set to uartport. As a result, pmruntimegetsync will not be called. Later, when t...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Fixed a race condition between namespace cleanup and garbage collection for the list:set type. Lion Ackermann reported that there is a race condition between namespace cleanup in ipset and garbage collection of...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ovl: fixed null pointer dereference in ovlgetaclrcu The sequence of operations is as follows: P1 P2 pathopenat linkpathwalk maylookup inodepermissionrcu ovlpermission aclpermissioncheck checkacl getcachedaclrcu ovlget inodeacl...

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: In the net subsystem, hsr: rejecting HSR frames if skb cannot hold the tag. Receiving an HSR frame with insufficient space to hold the HSR tag in the skb can result in a crash kernel bug. 45.390915 skbuff: skbunderpanic:...