Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: a fix was made to avoid a Use-After-Free issue in f2fswriteendio. According to syzbot, a use-after-free issue occurred in f2fswriteendio. This issue is caused by the following race condition: Loop device Unmount Worker...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: atm: fore200e: fixed a use-after-free in tasklets during device removal When the PCA-200E or SBA-200E adapter is detached, the fore200e is deallocated. However, the txtasklet or rxtasklet may still be running or pending, leading ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed an out-of-bound read in ext4xattrinodedecrefall. The issue is as follows: BUG: KASAN: Use-after-free in ext4xattr inodedecrefall+0x6ff/0x790. A read of size 4 was performed at address ffff88807b003000 by the task...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: tls: Use skdstget and dstdevrcu in getnetdevforsock. getnetdevforsock is called during setsockopt, so it isn’t under RCU. Using skdstgetsk-dev could trigger a Use-After-Forgiving UAF condition. Let’s use skdstget and dstdevrcu...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nbd: defer config put in recvwork There is one uaf issue in recvwork when running NBDCLEARSOCK and NBDCMDRECONFIGURE: nbdgenlconnect // confref=2 connect and recvwork A nbdopen // confref=3 recvwork A done // confref=2 NBDCLEARSO...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: MGMT: Fixed possible UAFs This attempt to fix possible UAFs is due to the fact that the struct mgmtpending is freed while it is still being processed, as seen in the following trace. To address this issue,...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a malicious RDP server could cause the FreeRDP client to crash by sending audio data in IMA ADPCM format with an invalid initial step index value = 89. The invalid step index was read directly from the netwo...

Astra Linux – Vulnerability found in Linux 6.12, 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 6.1

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 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: Fixed a memory leak in mt7615mcuwtblstaadd. In mt7615mcuwtblstaadd, an skb object named sskb is allocated. If the subsequent call to mt76connacmcuallocwtblreq fails, the function returns an error without releasing t...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

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 – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Fix for accessing freed irq affinityhint In stmmacrequestirqmultimsi, a pointer to the stack variable cpumask is passed to irqsetaffinityhint. This value is stored in irqdesc-affinityhint, but once...

Astra Linux – Vulnerability in Chromium

Using WebCodecs with “after free” before version 146.0.7680.178 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Chromium

The use of after free in Dawn in Google Chrome before version 147.0.7727.101 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Input: alps – fixed use-after-free bugs caused by dev3registerwork. The dev3registerwork delays the execution of work items within alpsreconnect, and these work items are scheduled upon receiving the first bare PS/2 packet from a...

Astra Linux – Vulnerability in Chromium

The use of after-free in V8 in Google Chrome before version 147.0.7727.55 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: gfs2: The issue of “slab-use-after-free” was fixed in qdput. The commit a475c5dd16e5 states that “gfs2: The quota data objects were freed synchronously”. However, during system shutdown, quota data objects were actually freed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: Fixed a double-free in ‘hcidiscoveryfilterclear’. The function ‘hcidiscoveryfilterclear’ frees the ‘uuids’ array and then sets it to NULL. There is a small chance that the following races will occur:...

Astra Linux – Vulnerability in grub2

A vulnerability has been identified in the GRUB2 bootloader’s network module, posing an immediate Denial of Service DoS risk. This flaw is a use-after-free issue, as the netsetvlan command is not properly unregistered when the network module is unloaded from memory. An attacker who can execute th...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, a malicious RDP server could trigger a heap buffer overflow in FreeRDP clients by using the GDI surface pipeline e.g., xfreerdp to send an RDPGFX ClearCodec surface command with an out-of-bounds destination...