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: f2fs: fixed the f2fsbugon when uninstalling the filesystem, specifically the call to f2fsevict inode. Creating large files during the checkpoint disabling period results in insufficient free segments. When writing back the root...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: PCI: Fixed the memory leak in resetmethodstore In resetmethodstore, a string is allocated via kstrndup and assigned to the local variable “options”. Then, options is used with strsep to find spaces: c while name = strsep&options,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/sti: avoided potential dereferencing of error pointers in stihqvdpatomiccheck. The return value of drmatomicgetcrtcstate needs to be checked. This is done to avoid using the error pointer ‘crtcstate’ in case of a failure...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mm/vmscan: fixed a bug that called wakeupkswapd with an incorrect zone index. When numa balancing is enabled, and a numa system is running where a numa node does not have its own local memory, causing it to have no managed...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed the overloading of the meaning of MEMUNINIT Lonial reported an issue with the BPF verifier, where the checkmemsizereg function contains the following code: c if !tnumisconstreg-varoff / For unprivileged variable...

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: net: gso: fix ownership in udpgsosegment In udpgsosegment, the skb destructor is removed before segmenting the skb, but the reference to the socket remains intact. This issue arises if the original skb becomes orphaned later, as ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: fixed the bug in the trap in smb2lock. If the lock count is greater than 1, the flags might contain an old value. This issue should be checked using the flags of smb Lock, not those of flags. This could lead to a bug in...

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: media: streamzap: fix race between device disconnection and urb callback Syzkaller has reported a general protection fault in the function irraweventstorewithfilter. This crash occurs due to a NULL pointer dereference of the...

Astra Linux – Vulnerability in Thunderbird

When requesting an OpenPGP key from a WKD server, an incorrect padding size was used, which could allow a network observer to determine the length of the requested email address. This vulnerability was fixed in Thunderbird 136 and Thunderbird 128.8...

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: mm/hugememory: Fixed the issue of dereferencing an invalid PMD migration entry. When migrating a THP, concurrent access to the PMD migration entry during a deferred split scan can lead to an invalid address access, as illustrated...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: x86/mm: Eliminate the window where the window in which TLB flushes may be inadvertently skipped. TL;DR: There is a window in the mm switching code where the new CR3 is set, and the CPU should receive TLB flushes for the new mm...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - rxrpc: Fixed the locking mechanism in rxrpc’s sendmsg function. - Three bugs were fixed in the implementation of rxrpc’s sendmsg function: 1 The rxrpcnewclientcall function should release the socket lock when returning an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ath11k: fixed the netdev open race condition. Make sure to allocate the necessary resources before registering the device. This specifically prevents a race condition where open triggers a BUGON in modtimer, when ath11kmacopstart...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Do not generate errors if the user space injects an interrupt with GIF=0. Do not generate errors or warnings during interrupt injection when GIF is cleared. It is trivial for the user space to force this situation using...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The rcubarrier function was called in ksmbdserverexit. The bug is triggered due to racing between closing a connection and the rmmod operation. In ksmbd, rcubarrier is not called at the time of module unloading, so nothing...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “fs/ntfs3: Replace inodetrylock with inodelock” This change is reflected in commit 69505fe98f198ee813898cbcaf6770949636430b. Initially, the conditional lock acquisition was removed to fix a bug in xfstest that was observed during...

Astra Linux – Vulnerability in Containerd

Moby is an open-source project created by Docker to enable and accelerate software containerization. A bug was discovered in Moby Docker Engine prior to version 20.10.14, where containers were incorrectly started with non-empty inheritable Linux process capabilities, creating an atypical Linux...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Memory: Fixed the refcount leak issue in oflpddr3getddrtimings. We should add the ofnodeput function when exiting from foreachchildofnode, as it will automatically increase and decrease the refcount...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed an DFS traversal error without CONFIGCIFSDFSUPCALL. When compiled with CONFIGCIFSDFSUPCALL disabled, cifsdfsdautomount is NULL. The logic in cifs.ko for mapping CIFSFATTRDFSREFERRAL attributes to SAUTOMOUNT and...

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

In the Linux kernel, the following vulnerabilities have been resolved: BUG: KASAN: Slab-out-of-bounds in crc32body lib/crc32.c:111 inline BUG: KASAN: Slab-out-of-bounds in crc32legeneric lib/crc32.c:179 inline BUG: KASAN: Slab-out-of-bounds in crc32lebase+0x58c/0x626 lib/crc32.c:197 A read of siz...