Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mtd: Avoid boot crashes in the RedBoot partition table parser Given the CONFIGFORTIFYSOURCE=y setting and a recent compiler version, the commit 439a1bcac648 “fortify: Use builtindynamicobjectsize when available” results in the...

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

In the Linux kernel, the following vulnerability has been resolved: tty: fixed an out-of-bounds access in ttydriverlookuptty When an invalid console= device is specified, such as console=tty3270, ttydriverlookuptty returns the tty struct without checking whether the index is a valid number. To...

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

In the Linux kernel, the following vulnerability has been resolved: net: ipv4: fixed a memory leak in inetdelifa. The following warning was encountered during the fuzzing test: unregisternetdevice: waiting for bond0 to become free. Usage count = 2 This issue can be reproduced as follows: ip link...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the ofmodalias function, we can pass the str and len parameters. This could lead to a kernel oops in vsnprintf, as the function only allows passing a NULL pointer when the length is also 0. Additionally, we need to filter out...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xen/privcmd: Fixed a possible warning in privcmdioctlmmapresource. Since ‘kdata.num’ is a user-controlled data, if the user attempts to allocate memory larger than MAXORDER, then kcalloc will fail. This will also generate a stack...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconntrackexpect: Use expect-helper. Use expect-helper in ctnetlink and /proc to dump the helper’s name. Using nfcthelp without holding a reference to the master conntrack is unsafe. Use exp-master-helper in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu/gfx12.1: Replace BUGON with WARNON. There is no need to crash the kernel in these cases. Cherry-picked from commit e4d99e04b2e9b13b97d3b17804c735f62689db23...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix deadlock due to corruption of mbcache entries When manipulating xattr blocks, a deadlock can occur due to infinite loops within ext4xattrblockset. In this process, we continuously try to reuse xattr blocks for mbcache,...

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

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: do not free existing class in qfqchangeclass This fix addresses the issue with the qfqchangeclass function. The cl-qdisc and cl fields should only be freed if a new class and qdisc are allocated; otherwise,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: xhci: dbc: Fixed a memory leak in xhciallocdbc If DbC is already in use, the allocated memory for the xhcidbc struct does not get freed before returning NULL, resulting in a memory leak...

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

In the Linux kernel, the following vulnerability has been resolved: inotify: Avoid reporting events with an invalid wd value. When inotifyfreeingmark races with inotifyhandle inodeevent, it is possible that inotifyhandle inodeevent sees that imark-wd has already been reset to -1 and reports this...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: bq25980: A use-after-free occurred in the powersupplychanged function. By using the devm variant to request the IRQ before using the devm variant to allocate/register the powersupply handle, the powersupply handle...

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: net: nfc: Fixed a deadlock between nfcunregisterdevice and rfkillfopwrite. A deadlock can occur between nfcunregisterdevice and rfkillfopwrite due to the inverted lock order between devicelock and rfkillglobalmutex. The problemat...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: fixed a stack overflow issue in line6miditransmit. The issue was addressed by correctly calculating the available space, including the size of the buffer. This correction prevents a buffer overflow when multiple MIDI...

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: SCSI: BFA: Double-free vulnerability fix When the bfadimprobe function fails during initialization, the memory pointed to by bfad-im is freed without setting bfad-im to NULL. Subsequently, during driver uninstallation, when the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block: fixed leakage of debugfs entries caused by blktrace. The commit 99d055b4fd4b “block: removed per-disk debugfs files in blkunregisterqueue” moves the blkTraceShutdown function to blkUnregisterQueue. This is safe if blktrace...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Added a null pointer check for inode operations This adds a sanity check for the iop pointer of the inode, which is returned after reading the Root directory MFT record. We should check that the iop is valid before...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: misc: ocxl: A possible name leak in ocxlfileregisterafu has been fixed. If deviceregister returns an error in ocxlfileregisterafu, the name allocated by devsetname needs to be freed. As commented in deviceregister, it should use...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hwrng: geode – Fixed the PCI device reference count leak issue. The function foreachpcidev is implemented through pcigetdevice. The comment accompanying pcigetdevice indicates that it will increase the reference count of the...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: mxcmmc: Fix the return value check in mmcaddhost. mmcaddhost may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to the removal of devices...