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: bpf: Check the validity of link-type in bpflinkshowfdinfo If a newly added link type does not invoke BPFLINKTYPE, accessing bpflinktypestrslink-type may lead to an out-of-bounds access. To detect such missed invocations early on ...

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

In the Linux kernel, the following vulnerability has been resolved: HID: core: removed the unnecessary WARNON function in the implement function. The syzkaller triggered a warning 1 when calling implement, attempting to write a value into a field of smaller size in an output report. Since impleme...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: cfg80211: Set correct chandef when starting CAC When starting CAC in a mode other than AP mode, it returns a warning message: “WARNING: CPU: 0 PID: 63 at cfg80211chandefdfsusable+0x20/0xaf cfg80211” This issue is caused by...

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: conntrack: clamping the maximum hashtable size to INTMAX The maximum size of the conntrack hashtable should be set to INTMAX. Otherwise, it is possible to encounter a WARNONONCE error in kvmallocnodenoprof when resizin...

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 the out-of-bounds write warning. Check the ring type value to address the out-of-bounds write warning...

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: RDMA/core: Silence oversized kvmalloc warnings The syzkaller triggered an oversized kvmalloc warning. Silence this warning by adding GFPNOWARN. syzkaller log: WARNING: CPU: 7 PID: 518 at mm/util.c:665...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Block layer: Do not delete a queue kobject before its child kobjects are deleted. Kobjects are not supposed to be deleted before their child kobjects are deleted. Apparently, this is usually harmless; however, a warning will be...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf, cpumap: Ensure that the kthread is running before the map update returns. The following warning was reported when running stress-mode enabled xdpredirectcpu with some RT threads: ---------- Cut here ------------ WARNING: CPU...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Loads the TSC multiplier of L1 based on L1’s state, not L2’s state. When emulating a nested VM-Exit, the TSC multiplier of L1 is loaded if L1’s desired ratio does not match the current ratio. This does not occur if L1’...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: brcmstb: Fixed the error handling path after a call to regulatorbulkget. If regulatorbulkget returns an error and no regulators are created, we need to set their number to zero. If we do not perform this action, and the PCIe...

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

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: fixed a warning that occurs when performing a transaction with qgroups enabled after an abort. If we encounter a transaction abort with qgroups enabled, a warning is triggered during the final operation of putting the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: s390/idle: Marking archcpuidle as having no instructions. The linux-next commit “cpuidle: tracing: Warning about !rcuiswatching” adds a new warning that affects the archcpuidle function on the s390 architecture. WARNING: For CPU:...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: The severity of the WARN message has been reduced to be sent via devdbg in the callback. The WARN message is triggered due to a known race condition, which is documented in the code above. This issue is now properly...

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: f2fs: prevents kernel warnings due to negative inlink in corrupted images WARNING: CPU: 1 PID: 9426 at fs/inode.c:417 dropnlink+0xac/0xd0 home/cc/linux/fs/inode.c:417 Modules linked in: CPU: 1 UID: 0 PID: 9426 Comm: syz-executor5...

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

In the Linux kernel, the following vulnerabilities have been resolved: filelock: A potential “use-after-free” issue was fixed in posixlockinode. Light Hsieh reported a KASAN UAF warning in traceposixlockinode. The request pointer was previously changed to point to a lock entry that was added to t...

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: tls: explicitly disallow disconnect Syzbot discovered that it can disconnect a TLS socket and then encounter various unexpected corner cases. I have a vague memory of Eric pointing this out to us a long time ago. Supporting...

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: For Wi-Fi-related modules, such as mwifiex: The issue of warning messages during memcpy operations that span entire fields has been fixed in mwifiexconfigscan. To address this issue, replace the one-element array in the struct...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: camss: Clean up received buffers on failed start of streaming It is necessary to return the received buffers if streaming cannot be started. For example, mediapipelinestart may fail with an EPIPE error if a link validation...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Replaces WARNONs with nilfserror in cases where checkpoint acquisition fails. If the creation or finalization of a checkpoint fails due to anomalies in the checkpoint metadata on disk, a kernel warning is generated. This...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: powerpc/kexec: Enable SMT before waking offline CPUs. If SMT is disabled or a partial SMT state is enabled, when a new kernel image is loaded for kexec, the following warning is observed upon reboot: kexec: Waking offline CPU 228...