CVE-2015-8787

CRITICAL EPSS 94.7%
Published Feb 8, 201610y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Feb 8, 2016 10y ago
Last Modified Jun 17, 2026 2w ago

Description

The nf_nat_redirect_ipv4 function in net/netfilter/nf_nat_redirect.c in the Linux kernel before 4.4 allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by sending certain IPv4 packets to an incompletely configured interface, a related issue to CVE-2003-1604.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
94.7% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥3.19  –  <4.1.31
linuxlinux_kernel*≥4.2  –  <4.4

References 14

  • git.kernel.org http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=94f9cd81436c85d8c3a318ba92e236ede73752fc
    Issue TrackingPatchVendor Advisory
  • lists.fedoraproject.org http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176464.html
    Third Party Advisory
  • lists.fedoraproject.org http://lists.fedoraproject.org/pipermail/package-announce/2016-February/176484.html
    Third Party Advisory
  • lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00015.html
    Third Party Advisory
  • openwall.com http://www.openwall.com/lists/oss-security/2016/01/27/6
    Mailing List
  • oracle.com http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
    Third Party Advisory
  • oracle.com http://www.oracle.com/technetwork/topics/security/ovmbulletinoct2016-3090547.html
    Third Party Advisory
  • ubuntu.com http://www.ubuntu.com/usn/USN-2889-1
    Third Party Advisory
  • ubuntu.com http://www.ubuntu.com/usn/USN-2889-2
    Third Party Advisory
  • ubuntu.com http://www.ubuntu.com/usn/USN-2890-1
    Third Party Advisory
  • ubuntu.com http://www.ubuntu.com/usn/USN-2890-2
    Third Party Advisory
  • ubuntu.com http://www.ubuntu.com/usn/USN-2890-3
    Third Party Advisory
  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1300731
    Issue Tracking
  • github.com https://github.com/torvalds/linux/commit/94f9cd81436c85d8c3a318ba92e236ede73752fc
    Issue TrackingPatchThird Party Advisory

Remediation

  • git.kernel.org http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=94f9cd81436c85d8c3a318ba92e236ede73752fc
    Issue TrackingPatchVendor Advisory
  • github.com https://github.com/torvalds/linux/commit/94f9cd81436c85d8c3a318ba92e236ede73752fc
    Issue TrackingPatchThird Party Advisory