CVE-2019-19815

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can cause a NULL pointer dereference in f2fs_recover_fsync_data in fs/f2fs/recovery.c. This is related to F2FS_P_SB in fs/f2fs/f2fs.h.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19815Exploit, Third Party Advisory
https://github.com/torvalds/linux/commit/4969c06a0d83c9c3dc50b8efcdc8eeedfce896f6#diff-41a7fa4590d2af87e82101f2b4dadb56Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20200103-0001/
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19815Exploit, Third Party Advisory
https://github.com/torvalds/linux/commit/4969c06a0d83c9c3dc50b8efcdc8eeedfce896f6#diff-41a7fa4590d2af87e82101f2b4dadb56Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20200103-0001/

Timeline

Published: Dec 17, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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