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AUSCERT External Security Bulletin Redistribution
ESB-2020.3249.3
F5 products: FreeType vulnerability CVE-2015-9382
16 April 2021
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: FreeType
Publisher: F5 Networks
Operating System: Network Appliance
Impact/Access: Denial of Service -- Remote with User Interaction
Access Confidential Data -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2015-9382
Reference: ESB-2019.3358
Original Bulletin:
https://support.f5.com/csp/article/K46641512
Revision History: April 16 2021: Vendor released fixes for BIG-IP Products
January 6 2021: Additional vulnerable versions added by vendor
September 23 2020: Initial Release
- --------------------------BEGIN INCLUDED TEXT--------------------
K46641512: FreeType vulnerability CVE-2015-9382
Original Publication Date: 23 Sep, 2020
Latest Publication Date: 16 Apr, 2021
Security Advisory Description
FreeType before 2.6.1 has a buffer over-read in skip_comment in psaux/psobjs.c
because ps_parser_skip_PS_token is mishandled in an FT_New_Memory_Face
operation. (CVE-2015-9382)
Impact
An attacker may be able to use a maliciously crafted file to create a buffer
overflow and potentially expose small amounts of memory from the PostScript
process.
Security Advisory Status
F5 Product Development has assigned ID 945109 (BIG-IP) and ID 947305 (BIG-IQ)
to this vulnerability.
To determine if your product and version have been evaluated for this
vulnerability, refer to the Applies to (see versions) box. To determine if your
release is known to be vulnerable, the components or features that are affected
by the vulnerability, and for information about releases, point releases, or
hotfixes that address the vulnerability, refer to the following table. For more
information about security advisory versioning, refer to K51812227:
Understanding security advisory versioning.
+-------------------+------+----------+----------+----------+------+----------+
| | |Versions |Fixes | |CVSSv3|Vulnerable|
|Product |Branch|known to |introduced|Severity |score^|component |
| | |be |in | |1 |or feature|
| | |vulnerable| | | | |
+-------------------+------+----------+----------+----------+------+----------+
| |16.x |16.0.0 - |None | | | |
| | |16.1.0 | | | | |
| +------+----------+----------+ | | |
| |15.x |15.1.0 - |None | | | |
| | |15.1.2 | | | | |
|BIG-IP (LTM, AAM, +------+----------+----------+ | | |
|Advanced WAF, AFM, |14.x |14.1.0 - |14.1.4.1 | | | |
|Analytics, APM, | |14.1.4 | | | |Linux |
|ASM, DDHD, DNS, +------+----------+----------+Medium |4.3 |kernel |
|FPS, GTM, Link |13.x |13.1.0 - |None | | |(BaseOS) |
|Controller, PEM, | |13.1.3 | | | | |
|SSLO) +------+----------+----------+ | | |
| |12.x |12.1.0 - |12.1.6 | | | |
| | |12.1.5 | | | | |
| +------+----------+----------+ | | |
| |11.x |11.6.1 - |11.6.5.3 | | | |
| | |11.6.5 | | | | |
+-------------------+------+----------+----------+----------+------+----------+
| |8.x |8.0.0 |None | | | |
| +------+----------+----------+ | | |
| |7.x |7.0.0 - |None | | | |
|BIG-IQ Centralized | |7.1.0 | | | |Linux |
|Management +------+----------+----------+Medium |4.3 |kernel |
| |6.x |6.0.0 - |None | | |(BaseOS) |
| | |6.1.0 | | | | |
| +------+----------+----------+ | | |
| |5.x |5.4.0 |None | | | |
+-------------------+------+----------+----------+----------+------+----------+
|Traffix SDC |5.x |None |Not |Not |None |None |
| | | |applicable|vulnerable| | |
+-------------------+------+----------+----------+----------+------+----------+
^1The CVSSv3 score link takes you to a resource outside of AskF5, and it is
possible that the document may be removed without our knowledge.
Recommended Actions
If you are running a version listed in the Versions known to be vulnerable
column, you can eliminate this vulnerability by upgrading to a version listed
in the Fixes introduced in column. If the table lists only an older version
than what you are currently running, or does not list a non-vulnerable version,
then no upgrade candidate currently exists.
Mitigation
Do not allow Postscript files to be uploaded for customization or hosted
content.
Supplemental Information
o K41942608: Overview of security advisory articles
o K4602: Overview of the F5 security vulnerability response policy
o K4918: Overview of the F5 critical issue hotfix policy
o K9502: BIG-IP hotfix and point release matrix
o K13123: Managing BIG-IP product hotfixes (11.x - 16.x)
o K15106: Managing BIG-IQ product hotfixes
o K15113: BIG-IQ hotfix and point release matrix
o K48955220: Installing an OPSWAT Endpoint Security update on BIG-IP APM
systems (11.4.x and later)
o K167: Downloading software and firmware from F5
o K9970: Subscribing to email notifications regarding F5 products
o K9957: Creating a custom RSS feed to view new and updated documents
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