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: smb: client: Added a check for nextbuffer in receiveencryptedstandard. Added a check on the return values of cifsbufget and cifssmallbufget in receiveencryptedstandard to prevent null pointer dereferencing...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tipc: The process of creating a BC link has been moved back to tipcnodecreate. Shuang Li reported a NULL pointer dereference crash: - Bug: NULL pointer dereference in the kernel; address: 0000000000000068 - RIP: 0010:...

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: ice: Fixed a null pointer dereference in icecopyandinitpkg. Added a check on the return value of devmkmemdup to prevent potential null pointer dereferences...

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: media: dvb-frontends: w7090p: Fixed the nullptrderef issue in w7090ptunerwriteserpar and w7090ptunerreadserpar. In w7090ptunerwriteserpar, msg is controlled by the user. When msg0.buf is null and msg0.len is zero, previous...

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

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: Fixed a null pointer crash in mtkdrmcrtcfinishpageflip. It is possible that mtkcrtc-event is NULL in mtkdrmcrtcfinishpageflip. The pendingneedsvblank value is set by mtkcrtc-event, but in mtkdrmcrtcatomicFlush, it...

Astra Linux – Vulnerability in Samba

A null pointer dereference flaw was detected in Samba’s Winbind service in versions prior to 4.11.15, before 4.12.9, and before 4.13.1. A local user could exploit this flaw to crash the Winbind service, resulting in a denial of service...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: mts64: fix possible null-ptr-defer in sndmts64interrupt I got a null-ptr-defer error report when I do the following tests on the qemu platform: make defconfig and CONFIGPARPORT=m, CONFIGPARPORTPC=m, CONFIGSNDMTS64=m Then...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm-stats: A crash occurs if the allocation of per-cpu data fails. If dmkvzallocpercpuallocsize, cputonodecpu fails, the code jumps to the “out” label and calls dmstatfree. dmstatfree executes foreachpossiblecpucpu...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: A possible null-ptr-deref issue exists in cadencenanddtprobe. This issue could lead to a null-ptr-deref when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource wi...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: clk: xilinx: vcu: Unregistering pllpost only if registered correctly If the registration of pllpost fails, it will be set to NULL or ERR. Unregistering pllpost will also fail, with the following call trace: “Unable to handle kern...

Astra Linux – Vulnerability in libvirt

A NULL pointer dereference was detected in the libvirt API, which was introduced in the upstream version 3.10.0 and fixed in libvirt 6.0.0. This issue relates to the retrieval of a storage pool based on its target path. More specifically, this flaw affects storage pools created without a target...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Keystone: Fixed a NULL pointer dereferencing issue in case of a DT error in kspciesetuprcapp regs. If IORESOURCEMEM is not provided in the Device Tree due to any error, resourcelistfirsttype will return NULL, and...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tipc: fixed a null-ptr-deref in tipctopsrvaccept The syzbot detected a crash in tipctopsrvaccept: - KASAN: Null-ptr-deref in range 0x0000000000000008-0x000000000000000f - Workqueue: tipcrcv in tipctopsrvaccept - RIP: 0010:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ftrace: A null pointer dereference occurred in ftraceaddmod. The @ftracemod is allocated using kzalloc. Therefore, both members prev, next of @ftracemode-list are NULL. This makes calling listdel invalid. If kstrdup for...

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: netfilter: xtnat: rejects unsupported target families The xtnat SNAT and DNAT target handlers assume that the IP-family conntrack state is present. This allows them to dereference a NULL pointer when instantiated from an...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Check the return value of rpcsockaddr2uaddr in rpcbregisterinet4/6. rpcbregisterinet4 and rpcbregisterinet6 store the result of rpcsockaddr2uaddr into map-raddr without checking if it is NULL. rpcsockaddr2uaddr returns NU...

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

In the Linux kernel, the following vulnerabilities have been resolved: udplite: Fixed a NULL pointer dereference in skmemraiseallocated. syzbot reported a NULL pointer dereference in skgetrmem0 while using IPPROTOUDPLITE 0x88: 14:25:52 executing program 1: r0 = socket$inet60xa, 0x80002, 0x88 We...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Avoid NULL pointer dereferencing for evicted BOs It is possible for a BO to exist that is not currently associated with a resource, for example, because it has been evicted. When devcoredump attempts to read the contents...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fixed potential null pointer dereference issues. The amdgpurasgetcontext function may return NULL if the device does not support the RAS feature; therefore, a check must be performed before using this function...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ata: libata-transport: fixed error handling in atatlinkadd In atatlinkadd, the return value of transportadddevice is not checked. As a result, a nullptrdereference exception occurs when removing the module, because...