Synopsis: Moderate: bash security and bug fix update
Advisory ID: SLSA-2017:0725-1
Issue Date: 2017-03-21
CVE Numbers: CVE-2016-0634
CVE-2016-7543
CVE-2016-9401
—
Security Fix(es):
* An arbitrary command injection flaw was found in the way bash processed
the hostname value. A malicious DHCP server could use this flaw to execute
arbitrary commands on the DHCP client machines running bash under specific
circumstances. (CVE-2016-0634)
* An arbitrary command injection flaw was found in the way bash processed
the SHELLOPTS and PS4 environment variables. A local, authenticated
attacker could use this flaw to exploit poorly written setuid programs to
elevate their privileges under certain circumstances. (CVE-2016-7543)
* A denial of service flaw was found in the way bash handled popd
commands. A poorly written shell script could cause bash to crash
resulting in a local denial of service limited to a specific bash session.
(CVE-2016-9401)
—
SL6
x86_64
bash-4.1.2-48.el6.x86_64.rpm
bash-debuginfo-4.1.2-48.el6.x86_64.rpm
bash-doc-4.1.2-48.el6.x86_64.rpm
i386
bash-4.1.2-48.el6.i686.rpm
bash-debuginfo-4.1.2-48.el6.i686.rpm
bash-doc-4.1.2-48.el6.i686.rpm
– Scientific Linux Development Team
