xen: Hypervisor heap contents leaked to guests (xsa-100)
Published Jun 18, 2014
2.7
LOWCVSS 2.0
EPSS 0.68%
Description
Xen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows local guest OS users to obtain sensitive information via unspecified vectors.
Affected products
No data.
- 3.2.0
- 3.2.1
- 3.2.2
- 3.2.3
- 4.0.0
- 4.0.1
- 4.0.2
- 4.0.3
- 4.0.4
- 4.1.0
- 4.1.1
- 4.1.2
- 4.1.3
- 4.1.4
- 4.1.5
- 4.1.6.1
- 4.2.0
- 4.2.1
- 4.2.2
- 4.2.3
- 4.3.0
- 4.3.1
- 4.4.0
- 4.4.0
No data.
Red Hat Enterprise Linux 5
kernel-0:2.6.18-371.11.1.el5
Fixed · RHSA-2014:0926
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel-0:2.6.18-371.11.1.el5 | Fixed | RHSA-2014:0926 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:A/AC:L/Au:S/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.68% (0.00684) | 50.79th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.68% (0.00684) | 47.53th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.21% (0.00214) | 41.94th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00064) | 29.98th | v3 (v2023.03.01) |
| Jun 21, 2024 | 0.06% (0.00064) | 28.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.06% (0.00064) | 26.03th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (20)
- http://linux.oracle.com/errata/ELSA-2014-0926-1.html x_refsource_CONFIRM
- http://linux.oracle.com/errata/ELSA-2014-0926.html x_refsource_CONFIRM
- http://lists.fedoraproject.org/pipermail/package-announce/2014-July/135068.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2014-July/135071.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/59208 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/60027 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/60130 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/60471 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-201407-03.xml vendor-advisoryx_refsource_GENTOO
- http://support.citrix.com/article/CTX140984 x_refsource_CONFIRM
- http://www.debian.org/security/2014/dsa-3006 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/68070 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1030442 vdb-entryx_refsource_SECTRACK
- http://xenbits.xen.org/xsa/advisory-100.html x_refsource_CONFIRMPatchVendor Advisory
- https://access.redhat.com/security/cve/CVE-2014-4021 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1103646 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-4021
- https://www.cve.org/CVERecord?id=CVE-2014-4021
Change history (0)
No recorded changes yet.