NULL pointer dereference - CVE-2019-18388
Published: December 23, 2019 / Updated: August 3, 2020
Vulnerability identifier: #VU33006
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2019-18388
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor:
Affected software:
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error. A remote attacker can trigger denial of service conditions via malformed commands.
How to mitigate CVE-2019-18388
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Sources
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00028.html
- https://access.redhat.com/security/cve/cve-2019-18388
- https://bugzilla.redhat.com/show_bug.cgi?id=1765578
- https://gitlab.freedesktop.org/virgl/virglrenderer/commit/0d9a2c88dc3a70023541b3260b9f00c982abda16
- https://gitlab.freedesktop.org/virgl/virglrenderer/merge_requests/314/diffs?commit_id=d2cdbcf6a8f2317f250fd54f08aa35dde2fa3e30#diff-content-3cd772559e0d73afa136d6818023cfd0c4c8ecc0