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.

CVSS v3.0 7.1 HIGH
CVSS v2.0 3.6 LOW

7.1^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

3.6^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:P

Exploitability : 3.9 / Impact : 4.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/torvalds/linux/commit/2e90ca68b0d2f5548804f22f0dd61145516171e3	Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20200313-0003/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html
https://usn.ubuntu.com/4344-1/
https://usn.ubuntu.com/4345-1/
https://usn.ubuntu.com/4342-1/
https://usn.ubuntu.com/4346-1/
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://www.debian.org/security/2020/dsa-4698
https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=2f9ac30a54dc0181ddac3705cdcf4775d863c530

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Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Information

Published : 2020-02-25 08:15

Updated : 2021-01-04 15:15

NVD link : CVE-2020-9383

Mitre link : CVE-2020-9383

JSON object : View

CWE

CWE-125

Out-of-bounds Read

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Products Affected

linux

linux_kernel

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