ESB-2019.0107.2 - UPDATE [UNIX/Linux][Debian] tmpreaper: Increased privileges - Existing account 2019-01-25

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             AUSCERT External Security Bulletin Redistribution

                              ESB-2019.0107.2
                         tmpreaper security update
                              25 January 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           tmpreaper
Publisher:         Debian
Operating System:  Debian GNU/Linux 8
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Increased Privileges -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-3461  

Original Bulletin: 
   http://www.debian.org/security/2019/dsa-4365
   https://lists.debian.org/debian-lts-announce/2019/01/msg00017.html

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Debian. It is recommended that administrators 
         running tmpreaper check for an updated version of the software for 
         their operating system.
         
         This bulletin contains two (2) advisories.

Revision History:  January 25 2019: Updated to include debian8
                   January 11 2019: Initial Release

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- - -------------------------------------------------------------------------
Debian Security Advisory DSA-4365-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
January 10, 2019                      https://www.debian.org/security/faq
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Package        : tmpreaper
CVE ID         : CVE-2019-3461

Stephen Roettger discovered a race condition in tmpreaper, a program that
cleans up files in directories based on their age, which could result in
local privilege escalation.

For the stable distribution (stretch), this problem has been fixed in
version 1.6.13+nmu1+deb9u1.

We recommend that you upgrade your tmpreaper packages.

For the detailed security status of tmpreaper please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/tmpreaper

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

- ---

Package        : tmpreaper
Version        : 1.6.13+nmu1+deb8u1
CVE ID         : CVE-2019-3461
Debian Bug     : 918956

It was discovered that tmpreaper, a program that cleans up files in
directories based on their age, is vulnerable to a race condition. This
vulnerability might be exploited by local attackers to perform privilege
escalation.

For Debian 8 "Jessie", this problem has been fixed in version
1.6.13+nmu1+deb8u1.

We recommend that you upgrade your tmpreaper packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

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