CVE-2019-3896

A double-free can happen in idr_remove_all() in lib/idr.c in the Linux kernel 2.6 branch. An unprivileged local attacker can use this flaw for a privilege escalation or for a system crash and a denial of service (DoS).

Published: Jun 19, 2019
Updated: Apr 13, 2023
CVE: CVE-2019-3896
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.8
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

Severity: High
Score: 7.2
AV:L/AC:L/Au:N/C:C/I:C/A:C

CWEs:

CWE-416
CWE-415

Affected Software
References

Software	From	Fixed in
linux / linux_kernel	2.6.0	2.6.39.4.x
redhat / enterprise_linux_server_aus	6.6	6.6.x
redhat / enterprise_linux_server_aus	6.5	6.5.x
redhat / enterprise_linux_desktop	6.0	6.0.x
redhat / enterprise_linux_server	6.0	6.0.x
redhat / enterprise_linux_workstation	6.0	6.0.x

http://www.securityfocus.com/bid/108814
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3896
https://security.netapp.com/advisory/ntap-20190710-0002/
https://support.f5.com/csp/article/K04327111

Vulnerability Database

CVE-2019-3896

Deep Security Visibility Without the Complexity