In the Linux kernel, the following vulnerability has been resolved: jfs: fix GPF in diFree Avoid passing inode with JFS_SBI(inode->i_sb)->ipimap == NULL to diFree()[1]. GFP will appear: struct inode *ipimap = JFS_SBI(ip->i_sb)->ipimap; struct inomap *imap = JFS_IP(ipimap)->i_imap; JFS_IP() will return invalid pointer when ipimap == NULL Call Trace: diFree+0x13d/0x2dc0 fs/jfs/jfs_imap.c:853 [1] jfs_evict_inode+0x2c9/0x370 fs/jfs/inode.c:154 evict+0x2ed/0x750 fs/inode.c:578 iput_final fs/inode.c:1654 [inline] iput.part.0+0x3fe/0x820 fs/inode.c:1680 iput+0x58/0x70 fs/inode.c:1670
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-21T14:35:48.342Z

Updated: 2024-12-19T07:40:03.234Z

Reserved: 2024-05-21T14:28:16.979Z

Link: CVE-2021-47340

cve-icon Vulnrichment

Updated: 2024-08-04T05:32:08.497Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-05-21T15:15:20.770

Modified: 2024-11-21T06:35:55.207

Link: CVE-2021-47340

cve-icon Redhat

Severity : Moderate

Publid Date: 2024-05-21T00:00:00Z

Links: CVE-2021-47340 - Bugzilla