Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: GPIB – Fixed an Oops after disconnection in agilent USB. If the agilent USB dongle is disconnected, subsequent calls to the driver will cause a NULL dereference Oops, as the businterface is set to NULL upon disconnection...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Install a stub fence into potential unused fence pointers. When using cpu to update page tables, VM update fences are unused. Instead, install a stub fence into these fence pointers, rather than setting them to NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: Broadcom – bcm4908enet: Updates TX statistics after actual transmission. Queuing packets does not guarantee their transmission. Updates TX statistics after the hardware confirms that it is consuming the submitted data. This...

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/rds: fixed the possible null dereference of cp The cp parameter may be null. Calling cp-cpconn would result in a null dereference. Simon Horman adds: Analysis: cp is a parameter of rdsrdmamap, and it is not reassigned. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Regulator: da9063 – A better fix for null dereferencing with partial DT. Two versions of the original patch were sent, but Version 1 was merged instead of Version 2 due to a mistake. Therefore, update to Version 2. The advantage ...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfttproxy: restrict to prerouting hook TPROXY is only allowed during prerouting, but nfttproxy does not check this. This fix resolves a crash null dereference that occurs when using tproxy from, for example, the output...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: fixed potential NULL dereferencing in ioam6fillTraceData. We need to check in6devget for a possible NULL value, as suggested by Yiming Qian. Also, add skbdstdevrcu instead of skbdstdev, and two missing READONCE calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘drm/gem-framebuffer: Use dmabuf from GEM object instance’” This reversion is covered in the commit cce16fcd7446dcff7480cd9d2b6417075ed81065. The dmabuf field in the struct drmgemobject is not stable throughout the lifeti...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: The return error code in mdp5mixerrelease is incorrect when a deadlock is detected. There is a possibility that mdp5getglobalstate may return-EDEADLK when acquiring the modeset lock. However, currently,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: chips-media: wave5: Fixed a null reference during testing of fluster. When multiple instances are created or destroyed, many interrupts occur, and structures related to the decoder are removed. The struct vpuinstance...

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

Transmitted requests in Xen’s virtual network protocol can consist of multiple parts. Although none of them are actually useful, except for the initial part, any of these parts can be of zero length, meaning they carry no data at all. In addition to the certain initial portion of the data to be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpftool: A NULL pointer derefrence issue occurs when pinning PROG, MAP, LINK without FILE. When using bpftool to pin PROG, MAP, LINK without FILE, a segmentation fault will occur. The reason is that the absence of FILE causes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/vmwgfx: Fixed KMS with 3D support in the HW version 10. The HW version 10 does not have GB Surfaces, so there is no backing buffer for surface-backed FBs. This could lead to a nullptr dereference, causing the driver to crash...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: fixed NULL dereferencing and use-after-free in smctcpsynrecvsock. Syzkaller reported a panic in smctcpsynrecvsock. The smctcpsynrecvsock function is called in the TCP receive path softirq via icskafops-synrecvsock on...

Astra Linux – Vulnerability in krb5

In kdc/kdcpreauthec.c of the Key Distribution Center KDC in MIT Kerberos 5 also known as krb5, before versions 1.18.4 and 1.19.x, and before version 1.19.2, remote attackers could exploit a vulnerability that led to a NULL pointer dereferencing and a crash of the daemon. This occurs because the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: fixed a NULL dereference in qethclearworkingpoollist When qethsetonline calls qethclearworkingpoollist to roll back after an error exit from qethhardsetupcard, there is a risk of accessing card-qdio.inq before it has...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Check endpoint numbers during parsing of Scarlett2 mixer interfaces The Scarlett2 mixer has a quirky behavior in the USB-audio driver; it may encounter a NULL dereference when a malformed USB descriptor is passed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: GPIB – Fixed an Oops after disconnection in niusb. If the USB dongle is disconnected, subsequent calls to the driver will cause a NULL dereference Oops, as the businterface is set to NULL upon disconnection. This issue w...

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

In the Linux kernel, the following vulnerability has been resolved: nouveau: fixed a race condition related to ptr storage operations. When running many VK CTS tests in parallel against nouveau, every few hours, you might encounter a crash like this. BUG: Kernel NULL pointer dereference, address:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed a potential NULL dereference in nfsgetclient. None of the callers is expected to receive a NULL return value from nfsgetclient. Therefore, this code will result in an Oops error. It’s better to return an error pointer....