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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2016-4557 Detail

Description

The replace_map_fd_with_map_ptr function in kernel/bpf/verifier.c in the Linux kernel before 4.5.5 does not properly maintain an fd data structure, which allows local users to gain privileges or cause a denial of service (use-after-free) via crafted BPF instructions that reference an incorrect file descriptor.


Evaluator Description

CWE-416: Use After Free

Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8358b02bf67d3a5d8a825070e1aa73f25fb2e4c7 Vendor Advisory 
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8358b02bf67d3a5d8a825070e1aa73f25fb2e4c7 Vendor Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html Mailing List  Third Party Advisory 
http://lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html Mailing List  Third Party Advisory 
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5 Vendor Advisory 
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5 Vendor Advisory 
http://www.openwall.com/lists/oss-security/2016/05/06/4 Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/05/06/4 Mailing List  Third Party Advisory 
https://bugs.chromium.org/p/project-zero/issues/detail?id=808 Third Party Advisory 
https://bugs.chromium.org/p/project-zero/issues/detail?id=808 Third Party Advisory 
https://bugs.debian.org/823603 Third Party Advisory 
https://bugs.debian.org/823603 Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1334307 Issue Tracking  Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1334307 Issue Tracking  Third Party Advisory 
https://github.com/torvalds/linux/commit/8358b02bf67d3a5d8a825070e1aa73f25fb2e4c7 Vendor Advisory 
https://github.com/torvalds/linux/commit/8358b02bf67d3a5d8a825070e1aa73f25fb2e4c7 Vendor Advisory 
https://www.exploit-db.com/exploits/40759/ Third Party Advisory  VDB Entry 
https://www.exploit-db.com/exploits/40759/ Third Party Advisory  VDB Entry 

Weakness Enumeration

CWE-ID CWE Name Source
NVD-CWE-Other Other cwe source acceptance level NIST  

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Change History

7 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-4557
NVD Published Date:
05/23/2016
NVD Last Modified:
11/20/2024
Source:
MITRE