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gentooGentoo FoundationGLSA-201612-06
HistoryDec 04, 2016 - 12:00 a.m.

nghttp2: Heap-use-after-free

2016-12-0400:00:00
Gentoo Foundation
security.gentoo.org
30

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS

0.021

Percentile

89.3%

JSON

Background

Nghttp2 is an implementation of HTTP/2 and its header compression algorithm HPACK in C.

Description

A heap-use-after-free vulnerability has been discovered in nghttp2. Please review the CVE identifier referenced below for details.

Impact

The impact of the vulnerability is still unknown.

Workaround

There is no known workaround at this time.

Resolution

All nghttp2 users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=net-libs/nghttp2-1.6.0"
OSVersionArchitecturePackageVersionFilename
Gentooanyallnet-libs/nghttp2< 1.6.0UNKNOWN

Related

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CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS3

10

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS

0.021

Percentile

89.3%

JSON
Related for GLSA-201612-06
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