VDB
CVE-2019-7309
CVE-2019-7309
PUBLISHED
CVSS 5.5 MEDIUM
In the GNU C Library (aka glibc or libc6) through 2.29, the memcmp function for the x32 architecture can incorrectly return zero (indicating that the inputs are equal) because the RDX most significant bit is mishandled.
EPSS 0.61% · 47.2th 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
0.61%
47.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:18.04:LTS | glibc | 0, 2.26-0ubuntu2, 2.27-0ubuntu3 |
| Ubuntu:Pro:16.04:LTS | glibc | 2.21-0ubuntu4, 2.21-0ubuntu5, 2.21-0ubuntu6 |
| Ubuntu:Pro:14.04:LTS | eglibc | 0, 2.17-93ubuntu4, 2.18-0ubuntu1 |
Timeline
- Feb 3, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 30, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 3, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 7, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Nov 12, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-7309 third-party-advisory
- https://sourceware.org/ml/libc-alpha/2019-02/msg00041.html third-party-advisory
- https://sourceware.org/ml/libc-alpha/2019-02/msg00063.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-7309 third-party-advisory