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CVE-2018-3979

MEDIUMCVSS 6.5/10EPSS 1.44%

Last modified

CVE-2018-3979 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. A remote denial-of-service vulnerability exists in the way the Nouveau Display Driver (the default Ubuntu Nvidia display driver) handles GPU shader execution. A specially crafted pixel shader can cause remote denial-of-service issues. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

Description

A remote denial-of-service vulnerability exists in the way the Nouveau Display Driver (the default Ubuntu Nvidia display driver) handles GPU shader execution. A specially crafted pixel shader can cause remote denial-of-service issues. An attacker can provide a specially crafted website to trigger this vulnerability. This vulnerability can be triggered remotely after the user visits a malformed website. No further user interaction is required. Vulnerable versions include Ubuntu 18.04 LTS (linux 4.15.0-29-generic x86_64), Nouveau Display Driver NV117 (vermagic: 4.15.0-29-generic SMP mod_unload).

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability
1.44%

69.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CanonicalUbuntu Linux18.04
NvidiaGeforce Gtx 745 FirmwareAll versions
NvidiaGeforce Gtx 750 FirmwareAll versions
NvidiaGeforce Gtx 750 Ti FirmwareAll versions
NvidiaGeforce Gtx 840m FirmwareAll versions
NvidiaGeforce Gtx 845m FirmwareAll versions
NvidiaGeforce Gtx 850m FirmwareAll versions
NvidiaGeforce Gtx 860m FirmwareAll versions
NvidiaGeforce Gtx 950m FirmwareAll versions
NvidiaGeforce Gtx 960m FirmwareAll versions
NvidiaQuadro K620 FirmwareAll versions
NvidiaQuadro K1200 FirmwareAll versions
NvidiaQuadro K2200 FirmwareAll versions
NvidiaQuadro M1000m FirmwareAll versions
NvidiaQuadro M1200m FirmwareAll versions
NvidiaGrid M30 FirmwareAll versions
NvidiaGrid M40 FirmwareAll versions

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-3979?
A remote denial-of-service vulnerability exists in the way the Nouveau Display Driver (the default Ubuntu Nvidia display driver) handles GPU shader execution. A specially crafted pixel shader can cause remote denial-of-service issues. An attacker can provide a specially crafted website to trigger this vulnerability. This vulnerability can be triggered remotely after the user visits a malformed website. No further user interaction is required. Vulnerable versions include Ubuntu 18.04 LTS (linux 4.15.0-29-generic x86_64), Nouveau Display Driver NV117 (vermagic: 4.15.0-29-generic SMP mod_unload).
How severe is CVE-2018-3979?
CVE-2018-3979 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.
How do I fix CVE-2018-3979?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-3979?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST