CVE-2016-9840

Publication date 23 May 2017

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

inftrees.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact by leveraging improper pointer arithmetic.

Read the notes from the security team

Status

Package Ubuntu Release Status
klibc 24.10 oracular
Fixed 2.0.13-4ubuntu1
24.04 LTS noble
Fixed 2.0.13-4ubuntu0.1
23.10 mantic
Fixed 2.0.13-1ubuntu0.1
22.04 LTS jammy
Fixed 2.0.10-4ubuntu0.1
20.04 LTS focal
Fixed 2.0.7-1ubuntu5.2
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty
rsync 24.10 oracular
Fixed 3.1.3-6
24.04 LTS noble
Fixed 3.1.3-6
23.10 mantic
Fixed 3.1.3-6
23.04 lunar
Fixed 3.1.3-6
22.10 kinetic
Fixed 3.1.3-6
22.04 LTS jammy
Fixed 3.1.3-6
21.10 impish
Fixed 3.1.3-6
21.04 hirsute
Fixed 3.1.3-6
20.10 groovy
Fixed 3.1.3-6
20.04 LTS focal
Fixed 3.1.3-6
19.10 eoan
Fixed 3.1.3-6
19.04 disco
Fixed 3.1.3-6
18.04 LTS bionic
Fixed 3.1.2-2.1ubuntu1.1
16.04 LTS xenial
Fixed 3.1.1-3ubuntu1.3
14.04 LTS trusty
Not affected
zlib 24.10 oracular
Not affected
24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Not affected
20.04 LTS focal
Not affected
19.10 eoan
Not affected
19.04 disco
Not affected
18.10 cosmic
Not affected
18.04 LTS bionic
Not affected
17.10 artful
Not affected
17.04 zesty Ignored end of life
16.10 yakkety Ignored end of life
16.04 LTS xenial
Fixed 1:1.2.8.dfsg-2ubuntu4.3
14.04 LTS trusty Ignored end of ESM support, was needed
12.04 LTS precise Ignored end of life

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Notes

mdeslaur

since 3.1.3-7, rsync builds with the system zlib

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
zlib

Severity score breakdown

Parameter Value
Base score 8.8 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references