Vulnerability Details : CVE-2019-12881
i915_gem_userptr_get_pages in drivers/gpu/drm/i915/i915_gem_userptr.c in the Linux kernel 4.15.0 on Ubuntu 18.04.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) or possibly have unspecified other impact via crafted ioctl calls to /dev/dri/card0.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2019-12881
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-12881
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2019-12881
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A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-12881
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http://www.securityfocus.com/bid/108873
Linux Kernel 'drivers/gpu/drm/i915/i915_gem_userptr.c' Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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https://gist.github.com/oxagast/472866fb2c3d439e10499d7141d0a520
drm_i915_ktsploit.c ยท GitHubExploit;Third Party Advisory
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https://security.netapp.com/advisory/ntap-20190710-0002/
June 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
Products affected by CVE-2019-12881
- cpe:2.3:o:linux:linux_kernel:4.15:*:*:*:*:*:*:*