Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: virtio/vsock: Fixed an uninit-value issue in virtiotransportrecvpkt KMSAN reported the following uninit-value access issues: ===================================================== BUG: KMSAN: uninit-value in...

Astra Linux – Vulnerability in ofono

A flaw was discovered in ofono, an open-source telephony software for Linux. A stack overflow bug occurs within the decodestatusreport function during SMS decoding. It is assumed that the attack scenario can be executed from a compromised modem, a malicious base station, or simply through SMS...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: amphion: Fixed issues related to REVERSEINULL reported by Coverity. Null-checking of a pointor was suggested before dereferencing it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: phy: Transfer phyconfiginband has the responsibility of acquiring &phylink Problem description =================== Lockdep reports a possible circular locking dependency AB/BA between &pl-statemutex and &phy-lock, as follows...

Astra Linux – Vulnerability in WebKit2GTK

A memory management issue related to “use after free” operations has been addressed through improved memory management practices. This issue is fixed in Safari 16.4.1, iOS 15.7.5, and iPadOS 15.7.5; iOS 16.4.1, and iPadOS 16.4.1; as well as macOS Ventura 13.3.1. Processing maliciously crafted web...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netdevsim: Avoid potential loops in nsimdevtrapreportwork. Many syzbot reports include the following trace 1. If nsimdevtrapreportwork cannot acquire the mutex, it should rearm itself at least one jiffie later. 1 Sending NMI...

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

In the Linux kernel, the following vulnerabilities have been resolved: net/9p: Fixed an issue related to uninit-value in p9clientrpc. Syzbot, with the help of KMSAN, reported the following errors: BUG: KMSAN: uninit-value in trace9pclientres, include/trace/events/9p.h:146 inline BUG: KMSAN:...

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: kcsan: Turning reportfilterlistlock into a rawspinlock Ran Xiaokai reported that with a KCSAN-enabled PREEMPTRT kernel, we can observe such issues as follows: | BUG: Sleeping function called from invalid context at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtlwifi – significantly reduced the attempts to read efuse in case of failures. Syzkaller reported a hung task with ueventshow on the stack trace. That specific issue was addressed by another commit 0. However, even with...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: HID: usbhid: fixed an info leak in hidsubmitctrl. In hidsubmitctrl, the way of calculating the report length does not take into account that report-size can be zero. When running the syzkaller reproducer, a report of size 0 cause...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: validate the content of the release report before using it for RTL8922DE. The commit 957eda596c76 “wifi: rtw89: pci: validate the sequence number of the TX release report” performs validation on existing chips...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: blk-cgroup: fixed a UAF vulnerability by acquiring the blkcg lock before destroying the blkg. KASAN reports a use-after-free issue during the fuzz test: 693354.104835...

Astra Linux – Vulnerability in Qemu

A stack-based buffer overflow was discovered in the virtio-net device of QEMU. This issue occurs when flushing the TX operation in the virtionetflushtx function, provided that the guest has enabled VIRTIONETFHASHREPORT, VIRTIOFVERSION1, and VIRTIONETFMRGRXBUF. This could allow a malicious user to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: afunix: fixed the issue of struct pid leaks in OOB support. The issue arises from queueoob calling maybeaddcreds, which potentially holds a reference to a pid. However, the destructor of skb is not set either directly or by...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftflowoffload: Release dst if direct xmit path is used Direct xmit does not use it since it calls devqueuexmit to send packets; therefore, it calls dstrelease. kmemleak reports: Unreferenced object 0xffff88814f4409...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm – Do not read beyond the mfuart notification. In the event that the firmware sends a notification claiming to have more data than it actually does, we will read beyond the allocated space for the notification. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfc: virtualncidev: Fixed a memory leak in virtualncisend The skb object should be freed in virtualncisend; otherwise, kmemleak will report a memleak. Steps for reproduction simulated in qemu: cd tools/testing/selftests/nci make...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: lpass: Fix for KASAN use-after-free out of bounds. When we run syzkaller, we encounter an Out of Bounds error. “KASAN: slab-out-of-bounds Read in regcacheflatread.” The issue’s backtrace is as follows: BUG: KASAN:...

Astra Linux – Vulnerability in Firefox and Thunderbird

Through the use of reportValidity and window.open, a plain-text validation message could be displayed on another origin, potentially causing confusion for users and allowing for spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: BPF: bpfskstorage: Fixed invalid wait context lockdep report "The ./testprogs -t testlocalstorage" command reported a splat error: 27.137569 ============================= 27.138122 BUG: Invalid wait context 27.138650...