CVE-2024-50180

HIGH

Linux Kernel - Out-of-bounds Write in sisfb strbuf Handling

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: fbdev: sisfb: Fix strbuf array overflow The values of the variables xres and yres are placed in strbuf. These variables are obtained from strbuf1. The strbuf1 array contains digit characters and a space if the array contains non-digit characters. Then, when executing sprintf(strbuf, "%ux%ux8", xres, yres); more than 16 bytes will be written to strbuf. It is suggested to increase the size of the strbuf array to 24. Found by Linux Verification Center (linuxtesting.org) with SVACE.

Scores

CVSS v3 7.8
EPSS 0.0026
EPSS Percentile 16.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-787
Status published
Products (26)
linux/Kernel 2.6.12 - 4.19.323linux
linux/Kernel 4.20.0 - 5.4.285linux
linux/Kernel 5.11.0 - 5.15.168linux
linux/Kernel 5.16.0 - 6.1.113linux
linux/Kernel 5.5.0 - 5.10.227linux
linux/Kernel 6.2.0 - 6.6.57linux
linux/Kernel 6.7.0 - 6.11.4linux
Linux/Linux < 2.6.12
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 11c0d49093b82f6c547fd419c41a982d26bdf5ef
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 252f147b1826cbb30ae0304cf86b66d3bb12b743
... and 16 more
Published Nov 08, 2024
Tracked Since Feb 18, 2026