CVE-2020-8432
9.8
CRITICAL · CVSS 3.1 · EPSS 3.1% (pctl 87)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.07% — more likely to be exploited than 87% of all CVEs |
| Weakness | CWE-415 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-01-29 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| denx | u-boot |
| opensuse | leap |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html
- https://www.mail-archive.com/u-boot%40lists.denx.de/msg354060.html
- https://www.mail-archive.com/u-boot%40lists.denx.de/msg354114.html
- http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00030.html
- https://www.mail-archive.com/u-boot%40lists.denx.de/msg354060.html
- https://www.mail-archive.com/u-boot%40lists.denx.de/msg354114.html
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