Home/CVE/The sctp_do_peeloff function in net/sctp/socket.c in the Linux kernel before 4.14 does not check whether the intended ne
CVE

CVE-2017-15115

The sctp_do_peeloff function in net/sctp/socket.c in the Linux kernel before 4.14 does not check whether the intended ne

The sctp_do_peeloff function in net/sctp/socket.c in the Linux kernel before 4.14 does not check whether the intended netns is used in a peel-off action, which allows local users to cause a denial of service (use-after-free and system crash) or possibly have unspecified other impact via crafted system calls.

HIGH · CVSS 7.8 EPSS 0.00048
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

10
linux kernel< 3.2.96
linux kernel>= 3.3 and < 3.16.51
linux kernel>= 3.17 and < 3.18.84
linux kernel>= 3.19 and < 4.1.47
linux kernel>= 4.2 and < 4.4.100
linux kernel>= 4.5 and < 4.9.65
linux kernel>= 4.10 and < 4.13.16
debian linuxall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD15 Nov 2017 · 09:29 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

15
usnUSN-3583-2
usnUSN-3583-1
usnUSN-3581-3
usnUSN-3582-2
usnUSN-3582-1
🔗

References & Sources

16
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=df80cd9b28b9ebaa284a41df611dbf3a2d05ca74Issue TrackingPatchVendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.htmlThird Party Advisory
http://seclists.org/oss-sec/2017/q4/282Issue TrackingMailing ListThird Party Advisory
http://www.securityfocus.com/bid/101877Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1513345Issue TrackingPatchThird Party Advisory
https://github.com/torvalds/linux/commit/df80cd9b28b9ebaa284a41df611dbf3a2d05ca74Issue TrackingPatchThird Party Advisory
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