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7.5
CVSSv3

CVE-2018-6412

Published: 31/01/2018 Updated: 20/03/2019
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
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Vulnerability Summary

In the function sbusfb_ioctl_helper() in drivers/video/fbdev/sbuslib.c in the Linux kernel up to and including 4.15, an integer signedness error allows arbitrary information leakage for the FBIOPUTCMAP_SPARC and FBIOGETCMAP_SPARC commands.

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linux linux kernel

Vendor Advisories

Red Hat: CVE-2018-6412
In the function sbusfb_ioctl_helper() in drivers/video/fbdev/sbuslibc in the Linux kernel, up to and including 415, an integer signedness error allows arbitrary information leakage for the FBIOPUTCMAP_SPARC and FBIOGETCMAP_SPARC commands ...

References

CWE-200https://marc.info/?l=linux-fbdev&m=151734425901499&w=2https://github.com/torvalds/linux/commit/250c6c49e3b68756b14983c076183568636e2bdehttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=250c6c49e3b68756b14983c076183568636e2bdehttps://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2018-6412
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463CVE-2024-3400deserializationCVE-2024-21788CVE-2023-42433CVE-2024-21841CVE-2024-22095local file inclusionmemory leak
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