DEBIAN-CVE-2015-4164

DEBIAN-CVE-2015-4164 PUBLISHED CVSS 6.900000095367432 MEDIUM

The compat_iret function in Xen 3.1 through 4.5 iterates the wrong way through a loop, which allows local 32-bit PV guest administrators to cause a denial of service (large loop and system hang) via a hypercall_iret call with EFLAGS.VM set.

Risk Scores

CVSS 4.0

6.900000095367432

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Affected Products

Vendor	Product	Versions
Debian:12	xen	0, 0, 0
Debian:13	xen	0, 0, 0
Debian:11	xen	0, 0, 0
Debian:14	xen	0, 0, 0

Timeline

Jun 15, 2015 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2015-4164 advisory

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