UBUNTU-CVE-2019-19449
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).
02 / AFFECTED SOFTWARE
Affected packages
50 explicit affected versions
6 explicit affected versions
6 explicit affected versions
57 explicit affected versions
7 explicit affected versions
191 explicit affected versions
72 explicit affected versions
33 explicit affected versions
52 explicit affected versions
25 explicit affected versions
84 explicit affected versions
4 explicit affected versions
23 explicit affected versions
71 explicit affected versions
1 explicit affected versions
1 explicit affected versions
21 explicit affected versions
1 explicit affected versions
7 explicit affected versions
12 explicit affected versions
1 explicit affected versions
36 explicit affected versions
44 explicit affected versions
36 explicit affected versions
27 explicit affected versions
10 explicit affected versions
137 explicit affected versions
20 explicit affected versions
70 explicit affected versions
50 explicit affected versions
1 explicit affected versions
1 explicit affected versions
29 explicit affected versions
13 explicit affected versions
66 explicit affected versions
1 explicit affected versions
38 explicit affected versions
33 explicit affected versions
10 explicit affected versions
51 explicit affected versions
11 explicit affected versions
74 explicit affected versions
6 explicit affected versions
36 explicit affected versions
2 explicit affected versions
70 explicit affected versions
32 explicit affected versions
1 explicit affected versions
4 explicit affected versions
15 explicit affected versions
28 explicit affected versions
1 explicit affected versions
1 explicit affected versions
32 explicit affected versions
5 explicit affected versions
26 explicit affected versions
1 explicit affected versions
26 explicit affected versions
1 explicit affected versions
28 explicit affected versions
10 explicit affected versions
24 explicit affected versions
44 explicit affected versions
16 explicit affected versions
20 explicit affected versions
38 explicit affected versions
9 explicit affected versions
114 explicit affected versions
26 explicit affected versions
49 explicit affected versions
7 explicit affected versions
82 explicit affected versions
59 explicit affected versions
4 explicit affected versions
16 explicit affected versions
50 explicit affected versions
26 explicit affected versions
43 explicit affected versions
1 explicit affected versions
92 explicit affected versions
99 explicit affected versions
12 explicit affected versions
28 explicit affected versions
4 explicit affected versions
15 explicit affected versions
1 explicit affected versions
6 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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).
05 / REFERENCES
Further evidence
- https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19449
- https://ubuntu.com/security/CVE-2019-19449
- https://ubuntu.com/security/notices/USN-5120-1
- https://ubuntu.com/security/notices/USN-5136-1
- https://ubuntu.com/security/notices/USN-5137-1
- https://ubuntu.com/security/notices/USN-5137-2
- https://ubuntu.com/security/notices/USN-5343-1
- https://www.cve.org/CVERecord?id=CVE-2019-19449