Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mcb: Error handling in mcballocbus has been fixed. There are two bugs: 1 If idasimpleget fails, this code calls putdevicecarrier. However, we have not yet called getdevicecarrier, and this may lead to a use-after-free situatio...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8192e: Fixed the issue of using a pointer after it was freed in rtl92epcidisconnect. The freertllib function frees the “dev” pointer, which allows for usage after freeing it in the next line. We have rearranged the co...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in fs/ext4/namei.c:dxinsertblock, within the Linux kernel’s filesystem sub-component. This flaw allows a local attacker with user privileges to cause a denial of service...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s NFC core functionality due to a race condition between the creation and deletion of kobjects. This vulnerability allows a local attacker with CAPNETADMIN privileges to leak kernel information...

Astra Linux – Vulnerability in Linux, Linux 5.10

There is a bug in /net/nfc/netlink.c that allows an attacker to crash the Linux kernel by simulating an NFC device from user-space...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Calixte Denizet, Kershaw Chang, Christian Holler, Jason Kratzer, Gabriele Svelto, Tyson Smith, Simon Giesecke, and Steve Fink reported memory safety bugs present in Firefox 95 and Firefox ESR 91.4. Some of these bugs showed evidence of memory corruption, and we assume that with...

Astra Linux – Vulnerability in Linux, Linux 5.10

An improper update of the reference count vulnerability in the net/sched component of the Linux kernel allows a local attacker to escalate privileges to root. This issue affects Linux Kernel versions prior to 5.18, as well as version 4.14 and later versions...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tipc: Improve size validations for received domain records The function tipcmonrcv allows a node to receive and process domainrecord structures from peer nodes to track their views of the network topology. This patch verifies tha...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipmr,ip6mr: acquiring RTNL before calling ip6mrfreetable on a failure path The ip6mrfreetable function can only be called under an RTNL lock. RTNL: Assertion failed at net/core/dev.c 10367 WARNING: CPU: 1 PID: 5890 at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu: fixed potential memory leaks. In the function amdgpugetxgmihive, when kobjectinitandadd fails, there is a potential memory leak if kobjectput is not called...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdkfd: Fixed a kernel panic that occurred when the reset attempt failed and was triggered again. In SRIOV configuration, the reset may fail to restore the ASIC to normal, but the cpsch function has already been called...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Some memory leaks have been fixed in the error handling code for logreplay. All error handling paths lead to the out variable, where many resources are freed. Do the same here instead of using a direct return. Otherwise...

Astra Linux – Vulnerability in net-snmp

Net-SNMP provides various tools related to the Simple Network Management Protocol. Prior to version 5.9.2, a user with read-write credentials could use an improperly formatted OID in a SET request to the nsVacmAccessTable, causing a NULL pointer derefrence. Version 5.9.2 includes a patch to addre...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A out-of-bounds memory read flaw was discovered in the Linux kernel’s BPF subsystem, related to how a user calls the bpftailcall function with a key that is larger than the maxentries of the map. This flaw allows a local user to gain unauthorized access to data...

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

A use-after-free flaw was discovered in the Linux kernel’s SGI GRU driver. This flaw arises from the way the grufileunlockedioctl function is called by the user, resulting in a failure in the grucheckchipletassignment function. This flaw allows a local user to cause a system crash or potentially...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: gpio: mockup: Fixed potential resource leakage when registering a chip. If the creation of a software node fails, the locally allocated string array remains unleased. It should be freed during the error handling process...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fixed a potential memory leak in otx2inittc. In otx2inittc, if rhashtableinit fails, the variable tc-tcEntriesBitmap, which is allocated from otx2tcallocEntbitmap, is not freed...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: char: xillybus: fix a refcount leak in cleanupdev The usbgetdev function is called in xillyusbprobe. Therefore, it is better to call usbputdev before releasing the xdev...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows This fix prevents svcrdmabuildwrites from exceeding the end of a Write chunk’s segment array. This issue was identified using KASAN. The test that this fix replaces is invalid; it may have...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3-sva: Fixed the issue of memory use-after-free. Currently, we call arm64mmcontextput without holding a reference to the MM register, which can lead to use-after-free. We call mmgrab/mmdrop to ensure that the MM...