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5.5
CVSSv3

CVE-2022-42329

Published: 07/12/2022 Updated: 10/01/2023
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 0
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Vulnerability Summary

Guests can trigger deadlock in Linux netback driver T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE.] The patch for XSA-392 introduced another issue which might result in a deadlock when trying to free the SKB of a packet dropped due to the XSA-392 handling (CVE-2022-42328). Additionally when dropping packages for other reasons the same deadlock could occur in case of netpoll being active for the interface the xen-netback driver is connected to (CVE-2022-42329).

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linux linux kernel

debian debian linux 10.0

Vendor Advisories

Red Hat:
DescriptionThe MITRE CVE dictionary describes this issue as: Guests can trigger deadlock in Linux netback driver T[his CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE] The patch for XSA-392 introduced another issue which might result in a deadlock when trying to free the SKB ...
Arch Linux Issues:
Severity Unknown Remote Unknown Type Unknown Description AVG-2837 linux 6012-1 62-1 High Unknown AVG-2836 linux-zen 6012-1 62-1 High Unknown ...

References

CWE-667https://xenbits.xenproject.org/xsa/advisory-424.txthttp://www.openwall.com/lists/oss-security/2022/12/08/3http://www.openwall.com/lists/oss-security/2022/12/08/2http://www.openwall.com/lists/oss-security/2022/12/09/2https://lists.debian.org/debian-lts-announce/2022/12/msg00031.htmlhttps://lists.debian.org/debian-lts-announce/2022/12/msg00034.htmlhttps://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2022-42329
CVSSv3
CVSSv2
CVSSv3
VMScore
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