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The vulnerability of the 9pfs server emulator’s hardware emulation implementation, based on QEMU, arises from the use of memory after it is freed. This allows a perpetrator to gain access to confidential data, compromise its integrity, and cause service failures.
🗓️ 02 Nov 2021 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 2 Views
| Reporter | Title | Published | Views | Family All 111 |
|---|---|---|---|---|
 | CVE-2021-20181 | 13 May 202115:24 | – | alpinelinux |
 | Astra Linux – Vulnerability in Qemu | 20 May 202605:53 | – | astralinux |
 | CVE-2021-20181 affecting package qemu-kvm 4.2.0-48 | 8 Jul 202121:56 | – | cbl_mariner |
 | CVE-2021-20181 | 24 Oct 202107:38 | – | circl |
 | QEMU 竞争条件问题漏洞 | 8 Feb 202100:00 | – | cnnvd |
 | QEMU competitive conditions loophole (CNVD-2021-39777) | 8 Mar 202100:00 | – | cnvd |
 | CVE-2021-20181 | 13 May 202115:24 | – | cve |
 | CVE-2021-20181 | 13 May 202115:24 | – | cvelist |
 | [SECURITY] [DLA 2560-1] qemu security update | 18 Feb 202116:57 | – | debian |
| [SECURITY] [DLA 3099-1] qemu security update | 5 Sep 202203:28 | – | debian |
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21 Nov 2023 00:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 26.6
CVSS 37.5
EPSS0.00317