Vulnerability Details : CVE-2013-4371
Use-after-free vulnerability in the libxl_list_cpupool function in the libxl toolstack library in Xen 4.2.x and 4.3.x, when running "under memory pressure," returns the original pointer when the realloc function fails, which allows local users to cause a denial of service (heap corruption and crash) and possibly execute arbitrary code via unspecified vectors.
Vulnerability category: Memory CorruptionExecute codeDenial of service
Products affected by CVE-2013-4371
- cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-4371
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 21 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-4371
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.4
|
MEDIUM | AV:L/AC:M/Au:N/C:P/I:P/A:P |
3.4
|
6.4
|
NIST |
CWE ids for CVE-2013-4371
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-4371
-
http://www.openwall.com/lists/oss-security/2013/10/10/12
oss-security - Xen Security Advisory 70 (CVE-2013-4371) - use-after-free in libxl_list_cpupool under memory pressure
-
http://security.gentoo.org/glsa/glsa-201407-03.xml
Xen: Multiple Vunlerabilities (GLSA 201407-03) — Gentoo security
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