Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.2.0 |
Related Weaknesses (CWE)
References
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/10/10/12
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/10/10/12
FAQ
What is CVE-2013-4371?
CVE-2013-4371 is a vulnerability with a CVSS score of 4.4 (MEDIUM). 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 reall...
How severe is CVE-2013-4371?
CVE-2013-4371 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4371?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.