Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: android:binder: Stop saving a pointer to the VMA. Do not record a pointer to a VMA outside of the mmaplock for later use. This is unsafe, and there are several failure scenarios where the recorded VMA pointer might be freed durin...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: vub300 – Fixed the return value check in mmcaddhost. If we ignore the return value of mmcaddhost, the memory allocated in mmcallochost may be leaked, leading to a kernel crash due to the removal of devices that were not...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: s390: fixed the issue where double-free of GS and RI CBs occurs during fork failures. The pointers for guarded storage and runtime instrumentation control blocks are stored in the threadstruct of the associated task. These...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A use-after-free vulnerability was discovered in the Linux kernel’s ext4 file system, particularly regarding the handling of the additional inode size for extended attributes. This flaw could allow a privileged local user to cause a system crash or other undefined behaviors...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A use-after-free flaw was discovered in vhostnetsetbackend in drivers/vhost/net.c within the virtio network subcomponent of the Linux kernel, due to a double fget operation. This flaw could allow a local attacker to cause the system to crash, and could even lead to a kernel information leak issue...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Fixed the issue where device resources were accessed after the device was removed. This corrected potential race conditions during device removal. Previously, a scheduled task to reset a LUN could still execute...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed to avoid a use-after-free in f2fsstopgcthread. syzbot reports a f2fs bug as follows: dumpstack, lib/dumpstack.c:88 inline dumpstacklvl+0x241/0x360, lib/dumpstack.c:114 printreport+0xe8/0x550, mm/kasan/report.c:491...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: Only allow actct to bind to clsact/ingress qdiscs and shared blocks. As Paolo mentioned earlier 1: “Since the problematic commit below, classify can return TCACTCONSUMED while holding the current skb that is managed by...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: hns3 – Fixed the double-free issue with the tx spare buffer. In the function hns3setringparam, a temporary copy of the ring structure tmprings is created for rollback purposes. However, the txspare pointer in the original ri...

Astra Linux – Vulnerability in Firefox, Thunderbird

Use-after-free in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: stm32: sai: fixed the OF node leak during probe operations. The reference to the sync provider’s OF node during platform device probing is currently only dropped if the setsync callback fails during DAI probe. Make sure tha...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: phy: fsl-usb: Fixed a use-after-free issue during delayed work when removing a device. The delayed work item, otgevent, is initialized in fslotgconf and scheduled under two conditions: 1. When a host controller binds to the...

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: ACPI: Video – Fix for a use-after-free in acpivideoswitchbrightness The switchbrightnesswork delayed work accesses device-brightness and device-backlight, which were freed by acpivideodevunregisterbacklight during device removal...

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: Most: USB subsystem – Fix for double-free operations in case of late probe failures. The MOST subsystem includes a non-standard registration function that releases the interface when registration failures occur or when...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: Fixed a UAF issue in nfqnlnfhookDrop when opsinit fails. When the opsinit function is called to initialize the network, but ops-init fails, data is released. However, the pointer ptr in net-gen becomes invalid. In this...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Driver: soc: xilinx – Use a safe loop iterator to avoid a use after free. The hashforeachpossible loop dereferences evedata to obtain the next item in the list. However, the loop frees evedata, leading to a use after free. Instea...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: schcake: Do not call cakedestroy from cakeinit. qdiscs should not call their own destroy method from init, because the core stack already does that. syzbot was able to exploit a situation where use after free occurred:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2: Rework the handling of scratch space for READPLUS again. I found that the read code might send multiple requests using the same nfspgioheader, but nfs4procreadsetup is only called once. As a result, we sometimes had to...

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

A use-after-free flaw was discovered in xgenehwmonremove in drivers/hwmon/xgene-hwmon.c within the Hardware Monitoring Linux Kernel Driver xgene-hwmon. This flaw could allow a local attacker to cause the system to crash due to a race condition. This vulnerability could even lead to a situation...

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

A issue was discovered in the Linux kernel before version 6.6.8. The atalkioctl function in net/appletalk/ddp.c has a use-after-free issue due to a race condition involving atalkrecvmsg...