NULL pointer dereference - CVE-2019-18388

Vulnerability identifier: #VU33006

CSH Severity: Medium

CVSS v4: 6.8 [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]

CVE-ID: CVE-2019-18388

CWE-ID: CWE-476

Exploitation vector: Local access

Exploit availability: No public exploit available

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.

virglrenderer (Alpine package)
virglrenderer
virglrenderer-debuginfo
virglrenderer-debugsource
virglrenderer-devel
Opensuse
openEuler

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

virglrenderer (Alpine package) - update to 0.8.1-r0
virglrenderer - update to 0.7.0-2
virglrenderer-debuginfo - update to 0.7.0-2
virglrenderer-debugsource - update to 0.7.0-2
virglrenderer-devel - update to 0.7.0-2

• 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

• OpenSUSE Linux update for virglrenderer
• NULL pointer dereference in virglrenderer (Alpine package)
• openEuler update for virglrenderer