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

In the Linux kernel, the following vulnerability has been resolved: media: mtk-vcodec: There is a potential NULL pointer dereference issue in the SCP code. The return value of devmkzalloc needs to be checked to avoid NULL pointer dereferences. This is similar to the CVE-2022-3113 vulnerability...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf: devmap: provide rxq after redirect The rxq structure contains a pointer to the device from which the redirect occurred. Currently, the BPF program that is executed after a redirect via BPFMAPTYPEDEVMAP does not set 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: e1000: fixed an out-of-bounds error in e1000tbishouldaccept In e1000tbishouldaccept, we read the last byte of the frame via “datalength - 1” to evaluate the TBI workaround. If the descriptor’s reported length is zero or greater...

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

In the Linux kernel, the following vulnerabilities have been resolved: ima: Fixed a use-after-free issue related to the dname.name of a dentry. – dname.name can be changed during a rename operation, and the previous value can be freed. There are conditions that could potentially stabilize this...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: prevented skb corruption during frag list segmentation Ian reported several instances of skb corruption triggered by rx-gro-list, resulting in similar errors: 62.624003 BUG: kernel NULL pointer dereference, address:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/tegra: Added a call to putpid. Added a call to putpid corresponding to gettaskpid. host1xmemorycontextalloc does not take ownership of the PID; therefore, we need to free it here to avoid leaks. [email protected]: reword...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ublk: The SQE128 flag is validated before accessing the cmd field. The ublkctrlcmddump function accesses the sqe-cmd field before checking the IOURINGFSQE128 flag. This could lead to out-of-boundary memory access. The flag...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘hwmon: ibmpex fix use-after-free in high/low store’” This change is reflected in commit 6946c726c3f4c36f0f049e6f97e88c510b15f65d. Jean Delvare points out that the patch does not completely fix the reported problem...

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

In the Linux kernel, the following vulnerabilities have been resolved: ip6tunnel: Use skbvlaninetprepare in ip6tnlrcv. The responsible commit did not handle VLAN encapsulation as detected by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 Bug: KMSAN: uninit-value in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cpufreq: Avoid a bad reference count on the CPU node. In the parseperfdomain function, if the call to ofparsephandlewithargs returns an error, then the reference to the CPU device node acquired at the beginning of the function wi...

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: i40e: Fixed idx validation in i40evalidatequeuemap. Ensured that the idx value is within the range of active/initialized TC’s when iterating over vf-chidx in i40evalidatequeuemap...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bcache: Fixup btreecachewait list damage We encountered a kernel crash due to “listadd corruption”. next-prev should be prev 0xffff9c801bc01210, but it was actually fffff9c77b688237c. Next: 0ffffae586d8afe68. crash struct...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Free releases resources after coalescing. The releaseresource function does not actually free the resource or the resource list. To avoid a leak, the resource list entry is freed instead...

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: SUNRPC: Make sure the cache entry is active before calling cacheshow. The function cshow was called with protection from RCU. This only ensures that cp will not be freed. As a result, the reference count of cp can drop to zero,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: 'intelth': Fixed a resource leak in the error handling path. If an error occurs after calling 'pciallocirqvectors', 'pcifreeirqvectors' must be called, as already done in the remove function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Fork: Defer linking of the vma until vma is fully initialized. Thorvald reported a WARNING 1. The root cause of the issue lies in a race condition: - CPU 1: fork; - hugetlbfsfallocate; - dupmmap: hugetlbfspunchhole; -...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: hv: Fixed a crash in hvpcirestoremsimsg during hibernation. When a Linux virtual machine with a assigned PCI device runs on Hyper-V, if the PCI device driver is not yet loaded i.e., MSI-X/MSI is not enabled on the device,...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rpmsg: qcomsmd: Fixed a refcount leak in qcomsmdParseedge. In qcomsmdParseedge, ofparsephandle returns a node pointer with a refcount incremented. We should use ofnodeput on this pointer after processing...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: Remove sndBUGON from sndusbmidioutputopen The function sndusbmidioutputopen includes a check for the NULL port, which involves calling sndBUGON. The use of sndBUGON was intended to prevent such issues from...

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

In the Linux kernel, the following vulnerability has been resolved: x86/srso: Added SRSO mitigation for Hygon processors. Added mitigation for the speculative return stack overflow vulnerability, which also exists on Hygon processors...