VDB
CVE-2019-7309
CVE-2019-7309
PUBLISHED
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 0.22% · 44.4th percentile
Risk Scores
EPSS Score
0.22%
44.4th 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 |
Exploit Intelligence
- https://sourceware.org/bugzilla/show_bug.cgi?id=24155 (nist-nvd)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
Timeline
- Feb 3, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Nov 6, 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