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CVE-2019-20795 Details
Description
iproute2 before 5.1.0 has a use-after-free in get_netnsid_from_name in ip/ipnetns.c. NOTE: security relevance may be limited to certain uses of setuid that, although not a default, are sometimes a configuration option offered to end users. Even when setuid is used, other factors (such as C library configuration) may block exploitability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://bugzilla.suse.com/show_bug.cgi?id=1171452 | CVE | Issue TrackingThird Party Advisory |
| https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=9bf2c538a0eb10d66e2365a655bf6c52f5ba3d10 | CVE | PatchThird Party Advisory |
| https://security.gentoo.org/glsa/202008-06 | CVE | Third Party Advisory |
| https://usn.ubuntu.com/4357-1/ | CVE | Third Party Advisory |
| https://bugzilla.suse.com/show_bug.cgi?id=1171452 | [email protected] | Issue TrackingThird Party Advisory |
| https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit/?id=9bf2c538a0eb10d66e2365a655bf6c52f5ba3d10 | [email protected] | PatchThird Party Advisory |
| https://security.gentoo.org/glsa/202008-06 | [email protected] | Third Party Advisory |
| https://usn.ubuntu.com/4357-1/ | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-416 | Use After Free | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| iproute2 project iproute2 | < 5.1.0 |
CPE
Remediation
| |
| canonical ubuntu linux | 18.04 |
CPE
Remediation
| |
Change History
9 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Sep 10, 2020 | Modified Analysis | [email protected] |
| Aug 8, 2020 | CVE Modified | [email protected] |
| May 20, 2020 | Modified Analysis | [email protected] |
| May 19, 2020 | CVE Modified | [email protected] |
| May 13, 2020 | CVE Modified | [email protected] |
| May 11, 2020 | Initial Analysis | [email protected] |