Buffer Overflow Vulnerability in libiberty Affects GCC Compiler
CVE-2016-4492

4.4MEDIUM

Key Information:

Vendor

Gnu
Status
Libiberty
Vendor
CVE Published:
24 February 2017

What is CVE-2016-4492?

The vulnerability in the do_type function located in cplus-dem.c within libiberty allows remote attackers to exploit the buffer overflow flaw. By sending a specially crafted binary to the affected system, attackers can trigger a denial of service condition, causing a segmentation fault and subsequent application crash. This issue emphasizes the need for robust input validation and safe handling of binary formats to mitigate potential exploitation.

References

https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00223.html
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http://www.openwall.com/lists/oss-security/2016/05/05/5
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70926
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CVSS V3.1

Score:
4.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2016-4492 : Buffer Overflow Vulnerability in libiberty Affects GCC Compiler