CVE-2019-19815

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.

CVSS v3.1 NVD

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

CVSS v2.0 NVD

7.1 HIGHAV:N/AC:M/Au:N/C:N/I:N/A:C

EPSS

2.10% chance of exploitation in the next 30 days, 81st percentile

Published

2019-12-17

Updated

2024-08-05

Proof-of-concept exploits (1)

• bobfuzzer/CVE/tree/master/CVE-2019-1981561★ · 2020-10-25

Security advisories

• torvalds/linux/commit/4969c06a0d83c9c3dc50b8efcdc8eeedfce896f6#diff-41a7fa4590d2af87e8210…

References

• CVE Record
• NVD entry

Related

• CVE-2019-18885
• CVE-2019-19036
• CVE-2019-19037
• CVE-2019-19039
• CVE-2019-19318
• CVE-2019-19319