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

In the Linux kernel, the following vulnerabilities have been resolved: tee, amdtee: fixed the use-after-free vulnerability in amdteeclosesession. There is a potential race condition in amdteeclosesession that may cause a use-after-free in amdteeopenSession. For example, if a session has a referen...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: Hold a reference to the net structure for the lifetime of the open file descriptor. The /proc/fs/nfs/exports proc entry is created during module initialization and remains valid throughout the lifetime of the module. The...

Astra Linux – Vulnerability in Chromium

Using “after free” in V8 in Google Chrome before version 150.0.7871.46 allowed a remote attacker to execute arbitrary code within a sandbox through a crafted HTML page. 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 vulnerabilities have been resolved: cpufreq: In the pcc module, issues related to use-after-free and double-free operations during OSC evaluations were addressed. The function pcccpufreqdoosc calls acpievaluateobject twice during the two-phase OSC negotiation...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Call synchronizercu when unregistering. This ensures that any RCU readers traversing the instance list have completed their operations before releasing the reference to the tracer that the instance points to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: Restarting the sscexpireumount walk after dropping the nfsdssclock The nfsd4sscexpireumount function iterates over the nn-nfsdsscmountlist using listforeachentrysafeni, tmp, .... For each expired entry, it sets nsuibusy =...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: net:emac/emac-mac: A use-after-free issue was addressed in emacmactxbufsend. In emacmactxbufsend, it calls emactxfilltpd.., skb,... If an error occurs in emactxfilltpd, the skb will be freed via devkfreeskbskb in the error branch...

Astra Linux – Vulnerability in Chromium

The use of “after free” in Accessibility in Google Chrome before version 131.0.6778.69 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: MGMT: Fixed a slab-use-after-free read in mgmtremoveadvmonitorsync. This fixed the following crash: BUG: KASAN: Slab-use-after-free in mgmtremoveadvmonitorSync+0x3a/0xd0, net/bluetooth/mgmt.c:5543 A 8-byte read at...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netem: Update sch-q.qlen before qdisctreereducebacklog. The qdisctreereducebacklog function only notifies the parent qdisc if the child qdisc becomes empty. Therefore, we need to reduce the backlog of the child qdisc before calli...

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: Wifi: brmfcmac – Initialize SDIO data operations before cleanup. The brcmfsdioprobe function stores the newly allocated bus in sdiodev-bus before allocating the ordered workqueue. If this allocation fails, the function jumps to t...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ARM: 9485/1: mm: acquiring the mmapwritelock around the showpte function for user faults When CONFIGDEBUGUSER=y is enabled, and the cmdline “user Debug=31” is set, a user fault may trigger the showpte function without any lock...

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

In the Linux kernel, the following vulnerability has been resolved: net: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets When the FarSync T-series card is being detached, the fstcardinfo is deallocated in fstremoveone. However, the fsttxtask or fstinttask may still be running ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix slab-use-after-free in hdcp The HDCP code in amdgpudmhdcp.c copies pointers to amdgpudmconnector objects without incrementing the kref reference counts. When using a USB-C dock, and the dock is unplugged, the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Firewire: net: Fix for use after free in fwnetfinishincomingpacket The netifrx function frees the skb, so we cannot dereference it to save skb-len...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the net: gro subsystem, do not merge the zcopy state when copying fragments between the source skb and the GRO skb. The skbgroreceive function currently copies fragments between the source skb and the GRO skb, without checking...

Astra Linux – Vulnerability in Linux

In the Linux kernel before version 5.11.14, there is a use-after-free issue in the cipsov4genopt module, located in net/ipv4/cipsoipv4.c. This issue arises due to improper handling of the CIPSO and CALIPSO reference counts related to DOI definitions. As a result, an arbitrary value is written to...

Astra Linux – Vulnerability in Chromium

Before version 91.0.4472.77, using free after in WebRTC in Google Chrome allowed a remote attacker to potentially exploit heap corruption through a crafted SCTP packet...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Take state lock for afunix iter When a BPF iterator program updates the sockmap, there is a race condition in the unixstreambpfupdateproto function. In this condition, the peer pointer can become stale during a stat...