CVE-2017-16939
The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel before 4.13.11 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted
02 Description
The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel before 4.13.11 allows local users to gain privileges or cause a denial of service (use-after-free) via a crafted
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
- 2.15% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 82.0% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. 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
- 2017-11-24 10:00Z8 YR AGO
- Last updated
- 2024-08-05 20:43Z2 YR AGO
- Reserved
- 2017-11-24
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-416Use After FreeVariant
- Data version
- 5.1
- Document digest
- b6394ab0a31ce5c41ee8ea19fbf58bfc2bdb899bd2bd6242d5cedc5b0a0f479b
05 Affected products
06 References
- www.debian.orgDSA-4082https://www.debian.org/security/2018/dsa-4082
- lists.debian.org[debian-lts-announce] 20171210 [SECURITY] [DLA 1200-1] linux security updatehttps://lists.debian.org/debian-lts-announce/2017/12/msg00004.html
- lists.opensuse.orgSUSE-SU-2018:0011http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html
- bugzilla.suse.comhttps://bugzilla.suse.com/show_bug.cgi?id=1069702
- github.comhttps://github.com/torvalds/linux/commit/1137b5e2529a8f5ca8ee709288ecba3e68044df2
- www.kernel.orghttp://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11
- seclists.orghttp://seclists.org/fulldisclosure/2017/Nov/40
- access.redhat.comRHSA-2018:1355https://access.redhat.com/errata/RHSA-2018:1355
- access.redhat.comRHSA-2018:1318https://access.redhat.com/errata/RHSA-2018:1318
- www.securityfocus.com101954http://www.securityfocus.com/bid/101954
- blogs.securiteam.comhttps://blogs.securiteam.com/index.php/archives/3535
- git.kernel.orghttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1137b5e2529a8f5ca8ee709288ecba3e68044df2
- access.redhat.comRHSA-2019:1170https://access.redhat.com/errata/RHSA-2019:1170
- access.redhat.comRHSA-2019:1190https://access.redhat.com/errata/RHSA-2019:1190
07 Fixed in
Debian 12
- linux Fixed in 4.13.13-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- linux Fixed in 4.13.13-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- linux Fixed in 4.13.13-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- linux Fixed in 3.13.0-137.186
- linux-aws Fixed in 4.4.0-1005.5
- linux-lts-xenial Fixed in 4.4.0-103.126~14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- linux Fixed in 4.4.0-103.126
- linux-aws Fixed in 4.4.0-1043.52
- linux-azure Fixed in 4.11.0-1016.16
- linux-euclid Fixed in 4.4.0-9020.21
- linux-gcp Fixed in 4.13.0-1002.5
- linux-hwe Fixed in 4.13.0-32.35~16.04.1
- linux-kvm Fixed in 4.4.0-1012.17
- linux-oem Fixed in 4.13.0-1010.11
- linux-raspi2 Fixed in 4.4.0-1079.87
- linux-snapdragon Fixed in 4.4.0-1081.86
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- linux-azure-fde No fix yet
- linux-gke No fix yet
- linux-raspi2 No fix yet
- linux-riscv No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- linux-intel-iot-realtime No fix yet
- linux-realtime No fix yet
- linux-riscv No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- linux-raspi-realtime No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro FIPS-updates 16.04 LTS
- linux-fips Fixed in 4.4.0-1005.5Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. 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.