High severity · published Jun 19, 2019
CVE-2019-3896
A double-free can happen in idr_remove_all() in lib/idr.c in the Linux kernel 2.6 branch
7.8
CVSS
0.4%
EPSS
No
On KEV
Description
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).
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
2.6.0 through 2.6.39.4 · source: NVD
EL
Enterprise Linux Desktop · Redhat
6.0 · source: NVD
EL
Enterprise Linux Server · Redhat
6.0 · source: NVD
EL
Enterprise Linux Server Aus · Redhat
6.5; 6.6 · source: NVD
EL
Enterprise Linux Workstation · Redhat
6.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-3896
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-3896
Third Party Advisory
http://www.securityfocus.com/bid/108814
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3896
security.netapp.com
https://security.netapp.com/advisory/ntap-20190710-0002/
support.f5.com
https://support.f5.com/csp/article/K04327111
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