vulnwire
5.5med

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)…

Published 9 y ago · modified 4 mo ago · JSON

CVSS
5.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
1.8%
percentile 78%
Public exploits
0
none known

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."

Exploit prediction (EPSS)

1.77% probability of exploitation in the next 30 days, higher than 78% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.05.5CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD2.04.3AV:N/AC:M/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

  • gcc.gnu.org /bugzilla/show_bug.cgi?id=70909 · x_refsource_CONFIRM, x_transferred
  • openwall.com /lists/oss-security/2016/05/05/5 · mailing-list, x_refsource_MLIST, x_transferred
  • securityfocus.com /bid/90016 · vdb-entry, x_refsource_BID, x_transferred
  • gcc.gnu.org /ml/gcc-patches/2016-05/msg00105.html · mailing-list, x_refsource_MLIST, x_transferred

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.