Stack-based Buffer Overflow Affecting edk2-ovmf package, versions <0:20190308git89910a39dcfd-6.el8
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL8-EDK2OVMF-3497732
- published26 Jul 2021
- disclosed7 Mar 2019
Introduced: 7 Mar 2019
CVE-2018-12181 (opens in a new tab)How to fix?
Upgrade RHEL:8 edk2-ovmf to version 0:20190308git89910a39dcfd-6.el8 or higher.
This issue was patched in RHSA-2019:3338.
NVD Description
Note: Versions mentioned in the description apply only to the upstream edk2-ovmf package and not the edk2-ovmf package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
Stack overflow in corrupted bmp for EDK II may allow unprivileged user to potentially enable denial of service or elevation of privilege via local access.
References
- https://edk2-docs.gitbooks.io/security-advisory/content/stack-overflow-on-corrupted-bmp.html
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03912en_us
- https://access.redhat.com/security/cve/CVE-2018-12181
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/
- https://access.redhat.com/errata/RHSA-2019:3338
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00030.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00048.html
- https://usn.ubuntu.com/4349-1/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4ABTDKZK2G5XP6JCO3HXMPOA2NRTIYDZ/