Vulnerability Description
In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can lead to slab-out-of-bounds read access in f2fs_build_segment_manager in fs/f2fs/segment.c, related to init_min_max_mtime in fs/f2fs/segment.c (because the second argument to get_seg_entry is not validated).
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | 5.0.21 |
Related Weaknesses (CWE)
References
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449ExploitThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200103-0001/
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449ExploitThird Party Advisory
- https://security.netapp.com/advisory/ntap-20200103-0001/
FAQ
What is CVE-2019-19449?
CVE-2019-19449 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel 5.0.21, mounting a crafted f2fs filesystem image can lead to slab-out-of-bounds read access in f2fs_build_segment_manager in fs/f2fs/segment.c, related to init_min_max_mtime in fs/...
How severe is CVE-2019-19449?
CVE-2019-19449 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-19449?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.