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OVAL Definitions
>
OVAL Definition Details
Id
oval:ru.altx-soft.nix:def:235971
[Eng]
Version
4
Class
vulnerability
ALTXid
463896
Language
Russian
Severity
Medium
Title
Mageia -- уязвимость в kernel-linus, kernel, kmod-virtualbox (CVE-2023-4155)
Description
В продуктах kernel-linus, kernel, kmod-virtualbox обнаружена уязвимость CVE-2023-4155.
Family
unix
Platform
Mageia 9
Product
kernel
kernel-linus
kmod-virtualbox
Reference
VENDOR: MGASA-2023-0328
VENDOR: MGASA-2023-0328
Id:
MGASA-2023-0328
Reference:
https://advisories.mageia.org/MGASA-2023-0328.html
VENDOR: MGASA-2023-0331
VENDOR: MGASA-2023-0331
Id:
MGASA-2023-0331
Reference:
https://advisories.mageia.org/MGASA-2023-0331.html
VENDOR: MGASA-2023-0296
VENDOR: MGASA-2023-0296
Id:
MGASA-2023-0296
Reference:
https://advisories.mageia.org/MGASA-2023-0296.html
FSTEC: BDU:2023-04658
FSTEC: BDU:2023-04658
Id:
BDU:2023-04658
Reference:
https://bdu.fstec.ru/vul/2023-04658
CVE: CVE-2023-4155
CVE: CVE-2023-4155
Id:
CVE-2023-4155
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4155
Comment
: A flaw was found in KVM AMD Secure Encrypted Virtualization (SEV) in the Linux kernel. A KVM guest using SEV-ES or SEV-SNP with multiple vCPUs can trigger a double fetch race condition vulnerability and invoke the `VMGEXIT` handler recursively. If an attacker manages to call the handler multiple times, they can trigger a stack overflow and cause a denial of service or potentially guest-to-host escape in kernel configurations without stack guard pages (`CONFIG_VMAP_STACK`).
CVSSv3 Score:
5.6
Attack vector:
LOCAL
Attack complexity:
HIGH
Privileges required:
LOW
User interaction:
NONE
Scope:
CHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:N/I:N/A:H
CWE:
367 (Time-of-check Time-of-use (TOCTOU) Race Condition)
References:
https://access.redhat.com/security/cve/CVE-2023-4155 (MISC)
https://bugzilla.redhat.com/show_bug.cgi?id=2213802 (MISC)
VENDOR: MGASA-2023-0295
VENDOR: MGASA-2023-0295
Id:
MGASA-2023-0295
Reference:
https://advisories.mageia.org/MGASA-2023-0295.html
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