Vulnerability in Gnu Glibc

CVE-1999-0199

manual/search.texi in the GNU C Library (aka glibc) before 2.2 lacks a statement about the unspecified tdelete return value upon deletion of a tree's root, which might allow attackers to access a dangling pointer in an application whose de…

EPSS: 0.024 (81.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-1999-0199?
CVE-1999-0199 is a critical-severity vulnerability in Gnu Glibc, classified under CWE-252. CVSS score: 9.8/10. Published 2020-10-06.
How severe is CVE-1999-0199?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-1999-0199 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.