VDB
ALPINE-CVE-2021-28041
ALPINE-CVE-2021-28041
PUBLISHED
CVSS 7.099999904632568 HIGH
ssh-agent in OpenSSH before 8.5 has a double free that may be relevant in a few less-common scenarios, such as unconstrained agent-socket access on a legacy operating system, or the forwarding of an agent to an attacker-controlled host.
Risk Scores
CVSS v3.1
7.099999904632568
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.15 | openssh | 0, 5.1_p1-r1, 5.1_p1-r2 |
| Alpine:v3.16 | openssh | 5.1_p1-r2, 8.4, 8.4 |
| Alpine:v3.21 | openssh | 0, 5.1_p1-r1, 5.1_p1-r2 |
| Alpine:v3.23 | openssh | 0, 8.4, 8.4 |
| Alpine:v3.14 | openssh | 8.4, 0, 5.1_p1-r1 |
| Alpine:v3.12 | openssh | 8.3, 0, 5.1_p1-r1 |
| Alpine:v3.19 | openssh | *, 0, 5.1_p1-r1 |
| Alpine:v3.22 | openssh | *, 5.1_p1-r2, 5.2_p1-r0 |
| Alpine:v3.20 | openssh | 0, 6.8_p1-r0, 6.8_p1-r1 |
| Alpine:v3.18 | openssh | 6.9_p1-r3, 6.9_p1-r5, 7.1_p1-r0 |
| Alpine:v3.17 | openssh | 8.4_p1-r2, 8.4_p1-r3, * |
| Alpine:v3.13 | openssh | 6.9_p1-r0, 5.1_p1-r1, 5.1p1-r0 |
Timeline
- Mar 5, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch