CVE-2013-4343
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 28.9% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2013-09-25 10:00Z13 YR AGO
- Last updated
- 2024-08-06 16:38Z2 YR AGO
- Reserved
- 2013-06-12
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- a6d681271ed72f73dbf1773d58fb404970c7bdc7d6369303be0196f16368d960
05 Affected products
06 References
- www.spinics.net[netdev] 20130911 Use-after-free in TUNSETIFFhttp://www.spinics.net/lists/netdev/msg250066.html
- rhn.redhat.comRHSA-2013:1490http://rhn.redhat.com/errata/RHSA-2013-1490.html
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1007733
- www.ubuntu.comUSN-2020-1http://www.ubuntu.com/usn/USN-2020-1
- marc.info[linux-kernel] 20130911 [PATCH net V2] tuntap: correctly handle error in tun_set_iff()http://marc.info/?l=linux-kernel&m=137889490510745&w=2
- www.openwall.com[oss-security] 20130912 Fwd: Use-after-free in TUNSETIFFhttp://www.openwall.com/lists/oss-security/2013/09/12/3
- www.ubuntu.comUSN-2049-1http://www.ubuntu.com/usn/USN-2049-1
- www.ubuntu.comUSN-2023-1http://www.ubuntu.com/usn/USN-2023-1
- lists.opensuse.orgopenSUSE-SU-2019:1479http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html
- lists.opensuse.orgopenSUSE-SU-2019:1570http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html
- lists.opensuse.orgopenSUSE-SU-2019:1579http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00048.html
07 Fixed in
Debian 12
- linux Fixed in 3.11.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 3.11.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 3.11.5-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.