Vulnerability Description
Use-after-free vulnerability in drivers/net/tun.c in the Linux kernel through 3.11.1 allows local users to gain privileges by leveraging the CAP_NET_ADMIN capability and providing an invalid tuntap interface name in a TUNSETIFF ioctl call.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.8, < 3.10.16 |
| Canonical | Ubuntu Linux | 13.04 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.htmlMailing ListThird Party Advisory
- http://marc.info/?l=linux-kernel&m=137889490510745&w=2Mailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2013-1490.htmlThird Party Advisory
- http://www.openwall.com/lists/oss-security/2013/09/12/3Mailing ListThird Party Advisory
- http://www.spinics.net/lists/netdev/msg250066.htmlThird Party Advisory
- http://www.ubuntu.com/usn/USN-2020-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2023-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2049-1Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1007733Issue TrackingThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.htmlMailing ListThird Party Advisory
- http://marc.info/?l=linux-kernel&m=137889490510745&w=2Mailing ListThird Party Advisory
FAQ
What is CVE-2013-4343?
CVE-2013-4343 is a vulnerability with a CVSS score of 6.9 (MEDIUM). Use-after-free vulnerability in drivers/net/tun.c in the Linux kernel through 3.11.1 allows local users to gain privileges by leveraging the CAP_NET_ADMIN capability and providing an invalid tuntap in...
How severe is CVE-2013-4343?
CVE-2013-4343 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4343?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.