Heap-Based Buffer Overflow in Ghostscript GhostPDL Affects Multiple Versions
CVE-2021-45949

5.5MEDIUM

Key Information:

Vendor
Artifex
Status
Ghostscript
Vendor
CVE Published:
1 January 2022

Summary

Artifex Software's Ghostscript GhostPDL versions 9.50 through 9.54.0 are susceptible to a heap-based buffer overflow occurring in the 'sampled_data_finish' function, which is invoked from both 'sampled_data_continue' and 'interp'. This vulnerability potentially allows an attacker to exploit the memory management functions, leading to unauthorized access or a denial of service.

References

https://github.com/google/oss-fuzz-vulns/blob/main/vulns/...
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https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34675
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https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3B...
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CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.