VDB
CVE-2021-20266
CVE-2021-20266
PUBLISHED
CVSS 4.900000095367432 MEDIUM
A flaw was found in RPM's hdrblobInit() in lib/header.c. This flaw allows an attacker who can modify the rpmdb to cause an out-of-bounds read. The highest threat from this vulnerability is to system availability.
EPSS 1.71% · 75.9th percentile
Risk Scores
CVSS 3.1
4.900000095367432
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.71%
75.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:20.04:LTS | rpm | 0, 4.14.2.1+dfsg1-1, 4.14.2.1+dfsg1-1build1 |
| Ubuntu:Pro:18.04:LTS | rpm | 4.14.0+dfsg1-2, 4.14.1+dfsg1-2, 0 |
Timeline
- Apr 30, 2021 CVE Published
- May 1, 2021 EPSS Score
- Jul 4, 2021 EPSS Score
- Sep 5, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Jan 8, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 11, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 12, 2022 EPSS Score
- Sep 15, 2022 EPSS Score
- Nov 16, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-20266 third-party-advisory
- https://github.com/rpm-software-management/rpm/pull/1500 third-party-advisory
- https://ubuntu.com/security/notices/USN-5273-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-20266 third-party-advisory