CVE-2020-29040

Summary

CVECVE-2020-29040
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-11-24 17:15:00 UTC
Updated2022-04-26 16:34:00 UTC
DescriptionAn issue was discovered in Xen through 4.14.x allowing x86 HVM guest OS users to cause a denial of service (stack corruption), cause a data leak, or possibly gain privileges because of an off-by-one error. NOTE: this issue is caused by an incorrect fix for CVE-2020-27671.

Risk And Classification

Problem Types: CWE-787 | CWE-193

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Xen Xen All All All All

References

ReferenceSourceLinkTags
XSA-355 - Xen Security Advisories CONFIRM xenbits.xen.org
oss-security - Xen Security Advisory 355 v3 (CVE-2020-29040) - stack corruption from XSA-346 change MLIST www.openwall.com
XSA-355 - Xen Security Advisories MISC xenbits.xen.org Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 377780 Citrix XenServer Security Updates (CTX286511)
  • 500795 Alpine Linux Security Update for xen
  • 501514 Alpine Linux Security Update for xen
  • 504538 Alpine Linux Security Update for xen

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