CVE-2024-42079

July 29, 2024, 4:21 p.m.

Awaiting Analysis
CVE has been marked for Analysis. Normally once in this state the CVE will be analyzed by NVD staff within 24 hours.

Products

Linux kernel

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Tags

CVE-2024-42079 details

Published : July 29, 2024, 4:15 p.m.
Last Modified : July 29, 2024, 4:21 p.m.

Description

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix NULL pointer dereference in gfs2_log_flush In gfs2_jindex_free(), set sdp->sd_jdesc to NULL under the log flush lock to provide exclusion against gfs2_log_flush(). In gfs2_log_flush(), check if sdp->sd_jdesc is non-NULL before dereferencing it. Otherwise, we could run into a NULL pointer dereference when outstanding glock work races with an unmount (glock_work_func -> run_queue -> do_xmote -> inode_go_sync -> gfs2_log_flush).

CVSS Score

1 2 3 4 5 6 7 8 9 10

Weakness

Weakness Name Description
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