Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fixed the issue of null pointer dereference on the pointer edp. The pointer dev is initialized, and the edp is dereferenced before edp is checked for being null. This could lead to a null pointer dereference issue. This...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: cx88: A null-ptr-deref bug was fixed in the bufferprepare function. When the driver calls cx88riscbuffer to prepare the buffer, the function call may fail, resulting in an empty buffer and a null-ptr-deref later in the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: sched: sfb: Fixed an issue where a null pointer access occurred when sfbinit failed. When the default qdisc is sfb, if the qdisc of devqueue fails to be initialized during mqprioinit, sfbreset is invoked to clear resource...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for null-ptr-deref in ext4writeinfo I identified a bug involving null-ptr-deref as follows: ========================================== KASAN: null-ptr-deref in range 0x0000000000000068-0x000000000000006f CPU: 1 PID: 158...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SoundWire: Revisiting the driver’s bind/unbind operations and callbacks In the SoundWire framework, we store a pointer from the driver operations in the “slave” structure. This can lead to kernel errors when unbinding codec...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ftrace: Fixed NULL pointer dereferencing in isftracetrampoline when ftrace is disabled. ftracestartup does not remove ops from ftraceopslist when ftracestartupenable fails: registerftracefunction ftracestartup...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: The issue related to null-ptr-deref in bitmapparselist has been fixed. A crash was observed with the following output: BUG: NULL pointer dereferencing in the kernel; address: 0000000000000010 Oops: 0000 1 SMP NOP...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: always call cephshiftunusedfoliosleft The function cephprocessfoliobatch sets foliobatch entries to NULL, which is an illegal state. Before foliobatchrelease crashes due to this API violation, the function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: TI: am65-cpsw-nuss: Fixed null pointer dereferencing for ndev. In the TX completion packet stage of TI SoCs with a CPSW2G instance, which has a single external Ethernet port, ndev is accessed without being...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Prevent the release of journal inode after journal shutdown. Before calling ocfs2deleteosb, the function ocfs2journalshutdown has already been executed in ocfs2dismountvolume. Therefore, osb-journal must be NULL. As a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: iris: Fixed NULL pointer dereferencing. A warning reported by smatch indicated a potential NULL pointer dereferencing issue, where one of the arguments to the API “irishfigen2handlesystemerror” might sometimes be null. To...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/riscv: prevented NULL dereferencing in iovatophys. The riscviommupteFetch function returns either NULL for unmapped/never-mapped iovas, or a valid leaf PTE pointer that does not require further validation. The...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Fixed the check for NULL values in the SCCB field. The tracing code called by the SCLP interrupt handler contains early exits if the SCCB address associated with an interrupt is NULL. This check is performed after the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd/hsmp: Ensure that sock-metrictbladdr is non-NULL. If the metric table address is not allocated, accessing metricsbin will result in a NULL pointer dereference; therefore, a check must be added...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ppp: Fixed race conditions in pppfillforwardpath. pppfillforwardpath has two race conditions: 1. The ppp-channels list can change between listempty and listfirstentry, as ppplock is not held. If the only channel is deleted in...

Astra Linux – Vulnerability in Linux 5.10

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

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “drm/gem-shmem: Use dmabuf from GEM object instance” has been reverted. This reversion is associated with the commit 1a148af06000e545e714fe3210af3d77ff903c11. The “dmabuf” field in the struct drmgemobject is not stable throughout...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: stm32: A check is performed to determine whether the cfg variable is available in the stm32spiprobe function. The stm32spiprobe function now includes a check to ensure that the pointer returned by ofdevicegetmatchdata is not...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtw89: Avoid NULL dereferencing when a problematic packet is received on an unsupported 6 GHz band. There is a very rare chance that the RX report might be problematic, causing the software to assume that a packet was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “neighbour”: Fixed null-ptr-deref in neighFlushDev. The kernel test robot reported null-ptr-deref in neighFlushDev. 0 The referenced commit introduced a per-netdev neighbor list and replaced neighFlushDev with it instead of using...