Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/connector: Only call HDMI audio helper pluggedcb if fn is not null. During driver removal, sound/soc/codecs/hdmi-codec.c calls pluggedcb with NULL as the callback function and codecdev. This is evident in the hdmiremove...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Holding the reservation lock around madvise Acquiring and releasing the GEM object’s reservation lock during calls to the object’s madvide operation. The tests use drmgemshmemmadviselocked, which caused errors...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bnxten: A memory out-of-bounds issue was fixed in bnxtfillhwrsstbl. A recent commit modified the code in bnxtreserverings to set the default RSS indirection table to default only when the number of RX rings is changing. While thi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: x86/fpu: Keep xfdstate synchronized with MSRIA32XFD The commits 672365477ae8 "x86/fpu: Update XFD state where required" and 8bf26758ca96 "x86/fpu: Add XFD state to fpstate" introduced a per-CPU variable xfdstate to keep the...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed a UAF in jfsevictinode When the execution of diMountipimap fails, the object ipimap that has been released may be accessed in diFreeSpecial. Asynchronous release of ipimap occurs when rcucore calls jfsfreenode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv: trace: fix snapshot deadlock with sbi ecall If the functions in sbiecall.c are traceable, the command: echo "sbiecall:snapshot" /sys/kernel/tracing/setftracefilter can cause the kernel to enter a deadlock. Functions in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - Ice: Fixed the KASAN error in the LAG NETDEVUNREGISTER handler. Currently, the same handler is called for both the NETDEVBONDINGINFO LAG unlink notification and the NETDEVUNREGISTER call. This causes problems, as the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: tulip: de4x5: fixed the issue where the array ‘lp-phy8’ might be out of bounds. In line 5001, if all values in the array ‘lp-phy8’ are not 0, then at the end of the ‘for’ loop, the value of ‘k’ will be 8. At this point, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: Fixed a null pointer dereference in blkmqclearrqmapping. Our syzkaller report identified a null pointer dereference. The root cause is as follows: - blkmqallocmapandrqs: set-tagshctxidx = blkmqallocmapandrqs. -...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dma: xilinxdpdma: Fixing locking issues There are several places where either chan-lock or chan-vchan.lock was not held. Appropriate locking measures were added. This fixes lockdep warnings such as: 31.077578 ------------ Cut...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Validated the box size for the snooped cursor. Invalid user-space DMA surface copies could potentially cause an overflow when copying data from the surface to the snooped image, leading to crashes. To address this...

Astra Linux – Vulnerability in TIF format

LibTIFF 4.4.0 contains an out-of-bounds read in tiffcrop at line 3400 of tools/tiffcrop.c, allowing attackers to cause a denial-of-service attack through a crafted TIF file. For users who compile LibTIFF from source code, the fix is available in the commit afaabc3e...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xen/privcmd: fixed the error exit of privcmdioctldmop The error exit of privcmdioctldmop calls unlockpages, potentially with pages being NULL, leading to a NULL dereference. Additionally, lockpages does not check whether...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: exynos: Fixed a refcount leak in exynosmappmu. offindmatchingnode returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Added ofnodeput to avoid the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a memory leak in hcireqsyncComplete In the function hcireqsyncComplete, always free the previous sync request state before assigning a reference to a new one...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Fixed a buffer overflow in mgmtmeshadd Smatch Warning: net/bluetooth/mgmtutil.c:375 mgmtmeshadd error: memcpy “meshtx-param” is too small 48 instead of 50 Analysis: “meshtx-param” is an array of size 48. This is the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed the issue of possible double unlocking when moving a directory...

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

In the Linux kernel, the following vulnerability has been resolved: media: dvb-usb-v2: gl861: Fix nullptrderef in gl861i2cmasterxfer In gl861i2cmasterxfer, msg is controlled by the user. When msgi.buf is null and msgi.len is zero, previous checks on msgi.buf will still be performed. Malicious dat...

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

In the Linux kernel, the following vulnerabilities have been resolved: - Do not allow gsosize to be set to GSOBYFRAGS. - A missing check in virtionethdrtoskb allowed syzbot to crash kernels again. Do not allow gsosize to be set to GSOBYFRAGS 0xffff, because this magic value is used by the kernel....

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

In the Linux kernel, the following vulnerability has been resolved: net: cdcncm: Handling too low values of dwNtbOutMaxSize. Currently, in cdcncmchecktxmax, if dwNtbOutMaxSize is lower than the calculated “minimum” value but greater than zero, the logic sets txmax to dwNtbOutMaxSize. This value i...