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CVE-2022-50404

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CVE-2022-50404

Published: Sep 18, 2025

Modified: May 23, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: fbdev: fbcon: release buffer when fbcon_do_set_font() failed syzbot is reporting memory leak at fbcon_do_set_font() [1], for commit a5a923038d70 ("fbdev: fbcon: Properly revert changes when vc_resize() failed") missed that the buffer might be newly allocated by fbcon_set_font().

VendorProductVersions

Linux

Linux

affected
868749a7456dc48e93887a8474194e2ee6d6c21f - < 5a341810a22e51c3a7a108f7896b5fd58d44d127
affected
ebd6f886aa2447fcfcdce5450c9e1028e1d681bb - < 88ec6d11052da527eb9268831e7a9bc5bbad02f6
affected
a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 - < 06926607b9fddf7ce8017493899ce6eb7e79a123
affected
a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 - < a609bfc1e644a8467cb31945ed1488374ebdc013
affected
a5a923038d70d2d4a86cb4e3f32625a5ee6e7e24 - < 3c3bfb8586f848317ceba5d777e11204ba3e5758

+3 more versions

Linux

Linux

affected
6.0
unaffected
0 - < 6.0
unaffected
5.15.86 - <= 5.15.*
unaffected
6.0.16 - <= 6.0.*
unaffected
6.1.2 - <= 6.1.*

+1 more versions

References

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