UBUNTU-CVE-2020-9383
An issue was discovered in the Linux kernel 3.16 through 5.5.6. set_fdc in drivers/block/floppy.c leads to a wait_til_ready out-of-bounds read because the FDC index is not checked for errors before assigning it, aka CID-2e90ca68b0d2.
02 / AFFECTED SOFTWARE
Affected packages
18 explicit affected versions
6 explicit affected versions
57 explicit affected versions
191 explicit affected versions
41 explicit affected versions
22 explicit affected versions
1 explicit affected versions
47 explicit affected versions
23 explicit affected versions
1 explicit affected versions
1 explicit affected versions
7 explicit affected versions
1 explicit affected versions
45 explicit affected versions
14 explicit affected versions
10 explicit affected versions
22 explicit affected versions
44 explicit affected versions
21 explicit affected versions
7 explicit affected versions
5 explicit affected versions
39 explicit affected versions
1 explicit affected versions
18 explicit affected versions
23 explicit affected versions
1 explicit affected versions
11 explicit affected versions
79 explicit affected versions
2 explicit affected versions
42 explicit affected versions
46 explicit affected versions
108 explicit affected versions
51 explicit affected versions
55 explicit affected versions
1 explicit affected versions
1 explicit affected versions
1 explicit affected versions
66 explicit affected versions
24 explicit affected versions
44 explicit affected versions
9 explicit affected versions
26 explicit affected versions
5 explicit affected versions
38 explicit affected versions
3 explicit affected versions
86 explicit affected versions
68 explicit affected versions
21 explicit affected versions
32 explicit affected versions
26 explicit affected versions
12 explicit affected versions
4 explicit affected versions
1 explicit affected versions
77 explicit affected versions
36 explicit affected versions
6 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An issue was discovered in the Linux kernel 3.16 through 5.5.6. set_fdc in drivers/block/floppy.c leads to a wait_til_ready out-of-bounds read because the FDC index is not checked for errors before assigning it, aka CID-2e90ca68b0d2.
05 / REFERENCES
Further evidence
- https://git.kernel.org/linus/2e90ca68b0d2f5548804f22f0dd61145516171e3
- https://github.com/torvalds/linux/commit/2e90ca68b0d2f5548804f22f0dd61145516171e3
- https://ubuntu.com/security/CVE-2020-9383
- https://ubuntu.com/security/notices/USN-4342-1
- https://ubuntu.com/security/notices/USN-4344-1
- https://ubuntu.com/security/notices/USN-4345-1
- https://ubuntu.com/security/notices/USN-4346-1
- https://www.cve.org/CVERecord?id=CVE-2020-9383