Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arch/arm64: Fixed the topology initialization for core scheduling Arm64 systems rely on storecputopology to call updatesiblingsmasks, in order to transfer the topology information to the various CPU masks. This must be done befor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Only use reserved BCS instances for the usmmigrateexecqueue. The GuC context scheduling queue contains 2 entries. Therefore, it is possible for a migration job to get stuck behind a fault if the migrateexecqueue shares...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: avoid dereferencing ERRPTR in tcfidrinfodestroy. The syzbot reported a crash in tcactinHW during the netns teardown process. In this case, tcfidrinfodestroy passed a value of ERRPTR-EBUSY as a pointer to...

Astra Linux – Vulnerability in Chromium

The use of “after free” in Blink Task Scheduling in Google Chrome before version 115.0.5790.170 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ice: Do not double-unplug the aux device during a peer-initiated reset. In the IDC callback that is called when the aux drivers request a reset, the function to unplug the aux devices is executed. This function is also called in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed scheduling issues during atomic decompression operations 16.945668 C0 Call trace: 16.945678 C0 dumpbacktrace+0x110/0x204 16.945706 C0 dumpstacklvl+0x84/0xbc 16.945735 C0 schedulebug+0xb8/0x1ac 16.945756 C0...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fixed the vport QoS cleanup mechanism in case of errors. When enabling vport QoS fails, the scheduling node never gets freed, resulting in a leak. The missing operations were added, and the vport scheduling node pointer...

Astra Linux – Vulnerability in Chromium

In Google Chrome, the use of "after free" in scheduling before version 97.0.4692.99 allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: LoongArch: KVM: Marking hrtimers to expire in hard interrupt context Similar to commits 2c0d278f3293f “KVM: LAPIC: Marking hrtimers to expire in hard interrupt context” and 9090825fa9974 “KVM: arm/arm64: Letting timers expire in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Block, bfq: Fixed a potential Use-after-Free for ‘bfqq-bic’. Our test report identified a Use-after-Free for ‘bfqq-bic’ in 5.10: BUG: KASAN: Use-after-Free in bfqselectqueue+0x378/0xa30 CPU: 6 PID: 2318352 Comm: fsstress Kdump:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: uio: uiodmemgenirq: Fixed an issue where the unlock operation was missed in irq configuration. The commit b74351287d4b “uio: fixed a bug in uiodmemgenirqirqcontrol”. corrected the code so that disableirq was called without...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: sched: flower: Protect flwalk by using rcu. The patch that refactored flwalk to use idrforeachentrycontinueul also removed the rcu protection for individual filters. This caused a use-after-free when the filter was deleted...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Media: Verisilicon: Avoid G2 bus errors during H.264 and HEVC decoding. For the i.MX8MQ platform, there is a hardware limitation: the g1 VPU and g2 VPU cannot decode simultaneously. Otherwise, a bus error will occur, resulting in...

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

A use-after-free vulnerability exists in the Linux kernel’s net/sched:clsfw component, which can be exploited to achieve local privilege escalation. When the fwchange function is called on an existing filter, the entire tcfresult struct is always copied into the new instance of the filter. This...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In net/sched: taprio, the variable TCATAPRIOATTRSCHEDCYCLETIME is limited to INTMAX. syzkaller detected no division errors in the function divs64rem, which is called from getcycletimeelapsed. In this function, schd-cycletime serv...

Astra Linux – Vulnerability in Linux 5.10, Linux

The atmtcenqueue function in the net/sched/schatm.c file of the Linux kernel, as of version 6.1.4, allows attackers to cause a denial of service due to type confusion. In some cases, non-negative numbers can indicate a TCACTSHOT condition instead of valid classification results...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btnxpuart: Fixed the issue with btnxpuartclose. Fixed the scheduling issue during the atomic operation in btnxpuartclose. Properly purged the transmit queue and freed the receiveskb. 10.973809 BUG: Scheduling during...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: rcu-tasks: Fixed a race condition in the schedule function and the flush work operation. When booting secondary CPUs, cpusreadlock/unlock does not keep the online cpumask stable. This temporary change in the online mask result...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: sched/debug: The issue of dentry leaks during the updatescheddomaindebugfs function has been fixed. Kuyo reports that the pattern of using debugfsremovedebugfslookup causes a dentry leak. With a hotplug stress test, the machine...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: udplite: Fixed the null-ptr-deref in udpenqueuescheduleskb. syzbot reported a null-ptr-deref in udpsksk-udpprodqueue. 0 Since the referenced commits, udplibinitsock may fail, as may udpinitsock and udpv6initsock. Let’s handle...