VYPR
Unrated severityNVD Advisory· Published Feb 22, 2024· Updated May 4, 2025

gfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump

CVE-2023-52448

Description

In the Linux kernel, the following vulnerability has been resolved:

gfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump

Syzkaller has reported a NULL pointer dereference when accessing rgd->rd_rgl in gfs2_rgrp_dump(). This can happen when creating rgd->rd_gl fails in read_rindex_entry(). Add a NULL pointer check in gfs2_rgrp_dump() to prevent that.

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Affected products

235

Patches

Vulnerability mechanics

References

7

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