SUPPORT / SAMPLES & SAS NOTES
Problem Note 70492: The PHREG procedure contains a stack-corruption vulnerability if there are missing stratum values
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Severity: High
Description: If there are any missing values for a variable in the STRATA statement, PROC PHREG might issue the following error:
ERROR: An exception has been encountered.
Please contact technical support and provide them with the following traceback information:
The SAS task name is [PHREG ]
Segmentation Violation
Please contact technical support and provide them with the following traceback information:
The SAS task name is [PHREG ]
Segmentation Violation
Potential Impact: The resulting segmentation violation introduces a potential security risk.
Click the Hot Fix tab in this note to access the hot fix for this issue.
Operating System and Release Information
| Product Family | Product | System | Product Release | SAS Release | ||
| Reported | Fixed* | Reported | Fixed* | |||
| SAS System | SAS/STAT | Microsoft® Windows® for x64 | 15.2 | 9.4 TS1M7 | ||
| Microsoft Windows 8 Enterprise 32-bit | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8 Enterprise x64 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8 Pro 32-bit | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8 Pro x64 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8.1 Enterprise 32-bit | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8.1 Enterprise x64 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8.1 Pro 32-bit | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 8.1 Pro x64 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 10 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows 11 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2008 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2008 R2 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2008 for x64 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2012 Datacenter | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2012 R2 Datacenter | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2012 R2 Std | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2012 Std | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2016 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2019 | 15.2 | 9.4 TS1M7 | ||||
| Microsoft Windows Server 2022 | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Enterprise 32 bit | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Enterprise x64 | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Home Premium 32 bit | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Home Premium x64 | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Professional 32 bit | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Professional x64 | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Ultimate 32 bit | 15.2 | 9.4 TS1M7 | ||||
| Windows 7 Ultimate x64 | 15.2 | 9.4 TS1M7 | ||||
| 64-bit Enabled AIX | 15.2 | 9.4 TS1M7 | ||||
| 64-bit Enabled Solaris | 15.2 | 9.4 TS1M7 | ||||
| HP-UX IPF | 15.2 | 9.4 TS1M7 | ||||
| Linux for x64 | 15.2 | 9.4 TS1M7 | ||||
| Solaris for x64 | 15.2 | 9.4 TS1M7 | ||||