Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2022-49948

In the Linux kernel, the following vulnerability has been resolved: vt: Clear selection before changing the font When changing the console font with ioctl(KDFONTOP) the new font size can be bigger than the previous font. A previous selection may thus now be outside of the new screen size and thus trigger out-of-bounds accesses to graphics memory if the selection is removed in vc_do_resize(). Prevent such out-of-memory accesses by dropping the selection before the various con_font_set() console handlers are called.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 0.4%
CVSS Severity
CVSS v3 Score 7.1
Products affected by CVE-2022-49948


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