CVE catalog
CVE-2020-27534
docker.io: CVE-2020-27534
- Severity
- Medium · CVSS 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.77% · Oct 25, 2026
util/binfmt_misc/check.go in Builder in Docker Engine before 19.03.9 calls os.OpenFile with a potentially unsafe qemu-check temporary pathname, constructed with an empty first argument in an ioutil.TempDir call.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | docker.io | sid | 28.5.2+dfsg4-5 | not affected |
| Debian | docker.io | forky | 28.5.2+dfsg4-5 | not affected |
| Debian | docker.io | trixie | 26.1.5+dfsg1-9+deb13u1 | not affected |
| Debian | docker.io | trixie-security | 26.1.5+dfsg1-9+deb13u1 | not affected |
| Debian | docker.io | bookworm | 20.10.24+dfsg1-1+deb12u1 | not affected |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | docker.io | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | docker.io | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | docker.io | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | docker.io | source | bookworm | Not affected | unimportant | Not reported | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [docker-doc]Unknown
Source package: [docker.io]
Details (2)
20.10.24+dfsg1-1+deb12u1· all · bookwormNot affected
dsa · docker.io · debian · bookworm
20.10.24+dfsg1-1+deb12u1· all · bookwormNot affected
dsa · docker.io · debian · bookworm
- [docker.io]Unknown
Source package: [docker.io]
Details (2)
20.10.24+dfsg1-1+deb12u1+b6· amd64 · bookwormNot affected
dsa · docker.io · debian · bookworm
20.10.24+dfsg1-1+deb12u1+b6· arm64 · bookwormNot affected
dsa · docker.io · debian · bookworm
- [golang-github-docker-docker-dev]Unknown
Source package: [docker.io]
Details (2)
20.10.24+dfsg1-1+deb12u1· all · bookwormNot affected
dsa · docker.io · debian · bookworm
20.10.24+dfsg1-1+deb12u1· all · bookwormNot affected
dsa · docker.io · debian · bookworm
Observed: