VDB
CVE-2018-18438
CVE-2018-18438
PUBLISHED
CVSS 5.5 MEDIUM
Qemu has integer overflows because IOReadHandler and its associated functions use a signed integer data type for a size value.
EPSS 0.09% · 25.8th percentile
Risk Scores
CVSS 3.0
5.5
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.09%
25.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
| qemu | qemu | |
| redhat | openstack | 10, 13, 9 |
| redhat | enterprise_linux | 6.0, 7.0 |
Exploit Intelligence
- 105953 (circl)
- [qemu-devel] 20181012 [PATCH v2 07/11] chardev: Let IOReadHandler use unsigned type (circl)
- [qemu-devel] 20181012 [PATCH v2 00/11] chardev: Convert IO handlers to use unsigned type (circl)
- [oss-security] 20181017 CVE-2018-18438 Qemu: Integer overflow in ccid_card_vscard_read() allows memory corruption (circl)
Timeline
- Oct 19, 2018 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 28, 2022 EPSS Score
- May 2, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 5, 2022 EPSS Score
- Nov 6, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
References
- 105953 vdb
- [qemu-devel] 20181012 [PATCH v2 07/11] chardev: Let IOReadHandler use unsigned type mailing-list
- [qemu-devel] 20181012 [PATCH v2 00/11] chardev: Convert IO handlers to use unsigned type mailing-list
- [oss-security] 20181017 CVE-2018-18438 Qemu: Integer overflow in ccid_card_vscard_read() allows memory corruption mailing-list
- https://nvd.nist.gov/vuln/detail/CVE-2018-18438 advisory