Problem Note 68813: A stack-corruption vulnerability occurs with a SAS® session that contains a long WHERE clause with unbalanced parentheses
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Severity: High
Description: Within a DATA step, if a long WHERE clause is issued with unbalanced parentheses, the stack might become corrupted. Here is an example of an error that you can encounter: Error: Buffer overrun occurred, forced exit Aborted (core dumped).
Potential Impact: This corruption might result in a vulnerability to arbitrary code execution or to denial-of-service attacks.
Click the Hot Fix tab in this note for a link to instructions about accessing and applying the software update.
Operating System and Release Information
| Product Family | Product | System | Product Release | SAS Release | ||
| Reported | Fixed* | Reported | Fixed* | |||
| SAS System | SAS Viya | Microsoft® Windows® for x64 | 3.5 | 3.5 | Viya | Viya |
| Microsoft Windows 8 Enterprise 32-bit | 3.5 | Viya | ||||
| Microsoft Windows 8 Enterprise x64 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows 8 Pro 32-bit | 3.5 | Viya | ||||
| Microsoft Windows 8 Pro x64 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows 8.1 Enterprise 32-bit | 3.5 | Viya | ||||
| Microsoft Windows 8.1 Enterprise x64 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows 8.1 Pro 32-bit | 3.5 | Viya | ||||
| Microsoft Windows 8.1 Pro x64 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows 10 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows 11 | 3.5 | Viya | ||||
| Microsoft Windows 95/98 | 3.5 | Viya | ||||
| Microsoft Windows 2000 Advanced Server | 3.5 | Viya | ||||
| Microsoft Windows 2000 Datacenter Server | 3.5 | Viya | ||||
| Microsoft Windows 2000 Server | 3.5 | Viya | ||||
| Microsoft Windows 2000 Professional | 3.5 | Viya | ||||
| Microsoft Windows NT Workstation | 3.5 | Viya | ||||
| Microsoft Windows Server 2003 Datacenter Edition | 3.5 | Viya | ||||
| Microsoft Windows Server 2003 Enterprise Edition | 3.5 | Viya | ||||
| Microsoft Windows Server 2003 Standard Edition | 3.5 | Viya | ||||
| Microsoft Windows Server 2003 for x64 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2008 | 3.5 | Viya | ||||
| Microsoft Windows Server 2008 R2 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2008 for x64 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2012 Datacenter | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2012 R2 Datacenter | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2012 R2 Std | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2012 Std | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2016 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2019 | 3.5 | 3.5 | Viya | Viya | ||
| Microsoft Windows Server 2022 | 3.5 | Viya | ||||
| Microsoft Windows XP Professional | 3.5 | Viya | ||||
| Windows 7 Enterprise 32 bit | 3.5 | Viya | ||||
| Windows 7 Enterprise x64 | 3.5 | 3.5 | Viya | Viya | ||
| Windows 7 Home Premium 32 bit | 3.5 | Viya | ||||
| Windows 7 Home Premium x64 | 3.5 | 3.5 | Viya | Viya | ||
| Windows 7 Professional 32 bit | 3.5 | Viya | ||||
| Windows 7 Professional x64 | 3.5 | 3.5 | Viya | Viya | ||
| Windows 7 Ultimate 32 bit | 3.5 | Viya | ||||
| Windows 7 Ultimate x64 | 3.5 | 3.5 | Viya | Viya | ||
| Windows Millennium Edition (Me) | 3.5 | Viya | ||||
| Windows Vista | 3.5 | Viya | ||||
| Windows Vista for x64 | 3.5 | 3.5 | Viya | Viya | ||
| Linux for x64 | 3.5 | 3.5 | Viya | Viya | ||
Viya on Linux: An update for this issue is available for SAS Viya 3.5. For instructions on how to access and apply software updates, see the Updating Your SAS Viya software section in the SAS Viya 3.5 for Linux Deployment Guide at
http://documentation.sas.com/?softwareId=administration&softwareVersion=3.5&softwareContextId=softwareUpdates| Type: | Problem Note |
| Priority: | medium |
| Date Modified: | 2022-02-09 08:29:09 |
| Date Created: | 2022-01-21 08:42:07 |