Astra Linux – Vulnerability in Chromium

The use of after-free in Proxy in Google Chrome before version 152.0.7977.75 allowed a remote attacker to execute arbitrary code outside the sandbox through crafted network traffic. Chromium security severity: High...

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: octeontx2-pf: Avoid double-freeing of pool-stack during AQ initialization failures. The otx2poolaqinit function frees pool-stack when mailbox synchronization or retry allocation fails, but leaves the pointer unchanged. Later,...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Watchdog: Fixed a possible use-after-free in wdtstartup. The remove path of this module calls deltimer. However, that function does not wait until the timer handler finishes. This means that the timer handler may still be running...

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

The “Use After Free” vulnerability in the Linux kernel allows for the execution of code in a local environment on Linux, x86, and ARM bluetooth modules. This vulnerability is associated with program files located at https://gitee.com/anolis/cloud-kernel/blob/devel-5.10/net/bluetooth/afbluetooth.C...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed a use-after-free in ext4orphancleanup. I identified the issue as follows: BUG: KASAN: Use-after-free in listaddvalid+0x28/0x1a0. Read of size 8 at address ffff88814b13f378 by task mount/710. CPU: 1 PID: 710 Comm:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hciconn: A null pointer dereferencing occurred in hciabortconn. hciabortconn attempts to read hciskbeventhdev-sentcmd when a connection is pending. However, hdev-sentcmd can be NULL while reqstatus remains HCIREQPEN...

Astra Linux – Vulnerability in Chromium

The use of “after free” in the Password Manager in Google Chrome before version 143.0.7499.110 allowed a remote attacker to potentially perform a sandbox escape through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Chromium

The use of “after free” in PDFium in Google Chrome before version 149.0.7827.53 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted PDF file. Chromium security severity: Low...

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: RDMA/rxe: Fixed the slab-use-after-free read issue in rxequeuecleanup. Call Trace: dumpstack lib/dumpstack.c:94 inline dumpstacklvl+0x7d/0xa0 lib/dumpstack.c:120 printaddressdescription mm/kasan/report.c:378 inline...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8192u – Fixed the use of the “skb” pointer after a “free” operation in ieee80211rx. We cannot dereference the “skb” pointer after calling ieee80211monitorrx, because this constitutes a use after free...

Astra Linux – Vulnerability in Firefox and Thunderbird

When interacting with the file picker dialog of an HTML input element using the webkitdirectory setting, a use-after-free vulnerability may occur, leading to memory corruption and potentially exploitable crashes. This vulnerability affects Firefox versions less than 94, Thunderbird versions less...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm – Set NULL to qm-debug.qmdiff regs. When the initialization of qm-debug.accdiff regs fails, the probe process does not exit. However, after qm-debug.qmdiff regs is freed, it is not set to NULL. This can lead ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: i3c: master: Fixed information leakage and UAF in the device unregister path The i3cmasterunregisteri3cdevs function clears the i3cdev-dev-desc before calling deviceunregister. During deviceunregister, devicedel emits a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: Fixed a use-after-free in smcrxpipebufrelease. The smcrxsplice function passes RMB pages to a pipe and takes a socket reference per entry. As a result, the smcsock remains alive until the reader finishes. The connecti...

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: net: usb: rtl8150: A use-after-free occurred in rtl8150startxmit. syzbot reported a KASAN slab-use-after-free read in rtl8150startxmit, where the value skb-len was accessed for tx statistics after usbsubmiturb was called. BUG:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: Check the client ownership when canceling a copy-notify stateid. On the OFFLOADCANCEL path clp != NULL, the managecpntfstate function freed the target cpntf state without checking ownership. The lookup key st-siopaque.soid ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: openvswitch: fixed the use of flow mask after it was freed upon flow deletion. The commit in the “Fixes” section schedules the freeing of flow-mask via RCU right after it is removed from the flow table. The pointer remain...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fixed the issue where free was used after the QP was destroyed. When querying a QP via the netlink flow, the only synchronization mechanism for that QP is rdmarestrackget. However, during the destruction of the QP via...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/erdma: Fixed the issue where the CEQ tasklet was accessed after it was freed. Each CEQ interrupt handler only schedules the eqc-tasklet. The tasklet calls erdmaceqcompletionhandler, which reads the DMA-coherent EQ ring...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: md/raid5-ppl: fixed a use-after-free in ppldoflush. The loop in ppldoFlush continues iterating after calling ppliounitfinished, accessing io-pendingflushes, and leading to a use-after-free. A break statement was added to stop the...