Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: Fix NULL pointer in skbsegmentlist. The commit 3a1296a38d0c “net: Support GRO/GSO fraglist chaining” introduced a bug where the GRO was processed using a UDP list. The segmentation of data relies on fraglist not being modifi...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: pinctrl: nomadik: Fixed the refcount leak in nmkpinctrldtsubnodetomap. The function ofparsephandle returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Added the...

Astra Linux - уязвимость в linux-5.10, linux

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: fix memory corruption on open The overflow check in the probe session-duplication function increased the session count, even when there were no more available sessions. This could lead to corruption of memory beyon...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: tty: ngsm: added a sanity check for gsm-receive in gsmreceivebuf A null pointer dereference can occur when attempting to access the “gsm-receive” function in gsmldreceivebuf. Currently, the code assumes that gsm-recieve is only...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: - In net: The variable sk-skfamily was read once in the function skmcloop. - syzbot is frequently using IPV6ADDRFORM; it managed to trigger the WARNONONCE1 function in skmcloop. We have many more similar issues that need to be...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/xe: Fixed the double-free bug in vmbindioctl If the argument check during an array bind fails, the bindops is freed twice. This issue is fixed by setting bindops to NULL after freeing it. BUG: KASAN: Double-free in...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Protection against send buffer overflow in NFSv2 READ Since the time before the advent of Git, NFSD has managed the number of pages held by each nfsd thread by combining the RPC receive and send buffers into a single array ...

Astra Linux - уязвимость в linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: rpmsg: virtio: Free driveroverride when rpmsgremove Free driveroverride when rpmsgremove. Otherwise, the following memory leak will occur: Unreferenced object 0xffff0000d55d7080 size 128: Comm "kworker/u8:2", pid 56, jiffies...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A NULL check was added for the “timing generator” in dcn21setpipe. In the line of u32 otginst = pipectx-streamres.tg-inst;, if pipectx-streamres.tg can be NULL, it relies on the caller to ensure that tg is not NU...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: hfs: Ensure that sb-sfsinfo is always cleaned up. When hfs was converted to the new mount API, a bug was introduced by changing the allocation pattern of sb-sfsinfo. If setupbdevsuper fails after a new superblock has been allocat...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the issue where dcc-f2fsissuediscard was not invalidated during the error path. Syzbot reports a NULL pointer dereference issue as follows: refcountadd include/linux/refcount.h:193 inline refcountinc...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: lib/fonts: Fixed undefined behavior in bit shifting for getdefaultfont. Shifting a signed 32-bit value by 31 bits is undefined; therefore, the significant bit was changed to unsigned. The UBSAN warning “calltrace” is as follow...

Astra Linux - уязвимость в linux

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mt7530: Fix VLAN traffic leaks The PCRMATRIX field was set to all 1’s when VLAN filtering is enabled, but it wasn’t reset when VLAN filtering was disabled. This could lead to traffic leaks: ip link add br0 type bridge...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: check if extcaps is valid in BL setup. LVDS connectors do not have extended backlight caps; therefore, check whether the pointer is valid before accessing it. Selected from commit...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: “NFSD: Remove the cap on the number of operations per NFSv4 COMPOUND.” I have found that the pynfs COMP6 now leaves the connection or lease in a strange state, causing CLOSE9 to hang indefinitely. I have investigated this issue a...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: soc/tegra: pmc: Fixed the unsafe generichandleirq call. Currently, when resuming from system suspension on Tegra platforms, the following warning is observed: WARNING: CPU: 0 PID: 14459 at kernel/irq/irqdesc.c:666 Call trace:...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/armdmc620: Fixed a leak in the hotplug callback in dmc620pmuinit. The dmc620pmuinit function does not remove the callback added by cpuhpsetupstatemulti when platformdriverregister fails. Remove the callback by calling...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Unallocated resources are no longer allowed to be returned. In cases where the topology requests resources that have not been created by the system since they are typically not represented in dpumdsscfg, the resource...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cxl/pci: Fixed the issue where memory is disabled if the DVSEC CXL range does not match a CFMWS window. The Linux CXL subsystem is based on the assumption that HPA == SPA. That is, the host physical address HPA of HDM decoder...

Astra Linux - уязвимость в linux

A out-of-bounds memory write flaw was discovered in the Linux kernel’s joystick devices subsystem in versions prior to 5.9-rc1. This flaw allows a local user to crash the system or potentially escalate their privileges on the system. The greatest threat posed by this vulnerability is related to...