Vulnerability Monitor

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CVE-2016-4491

The d_print_comp function in cp-demangle.c in libiberty allows remote attackers to cause a denial of service (segmentation fault and crash) via a crafted binary, which triggers infinite recursion and a buffer overflow, related to a node having "itself as ancestor more than once."

Published

2017-02-24T20:59:00.517

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	libiberty	*	Yes

References

http://www.openwall.com/lists/oss-security/2016/05/05/5 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/90016 ([email protected])
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70909 Issue Tracking ([email protected])
https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00105.html Patch, Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/05/05/5 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/90016 (af854a3a-2127-422b-91ae-364da2661108)
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70909 Issue Tracking (af854a3a-2127-422b-91ae-364da2661108)
https://gcc.gnu.org/ml/gcc-patches/2016-05/msg00105.html Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)