CVE catalog
CVE-2021-20269
kexec-tools: CVE-2021-20269
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.25% · Oct 25, 2026
A flaw was found in the permissions of a log file created by kexec-tools. This flaw allows a local unprivileged user to read this file and leak kernel internal information from a previous panic. The highest threat from this vulnerability is to confidentiality. This flaw affects kexec-tools shipped by Fedora versions prior to 2.0.21-8 and RHEL versions prior to 2.0.20-47.
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 | kexec-tools | sid | 1:2.0.32-3 | not affected |
| Debian | kexec-tools | forky | 1:2.0.32-3 | not affected |
| Debian | kexec-tools | trixie | 1:2.0.29-2 | not affected |
| Debian | kexec-tools | bookworm | 1:2.0.25-3+deb12u3 | not affected |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | kexec-tools | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | kexec-tools | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | kexec-tools | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | kexec-tools | source | bookworm | Not affected | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [kexec-tools]Not affected
Details (2)
1:2.0.25-3+deb12u3· amd64 · bookwormNot affected
dsa · kexec-tools · debian · bookworm
1:2.0.25-3+deb12u3· arm64 · bookwormNot affected
dsa · kexec-tools · debian · bookworm
Observed:
References
- [https://cert-portal.siemens.com/productcert/csaf/ssa-831302.json]
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2021_4404.json]
- [https://security-tracker.debian.org/tracker/CVE-2021-20269]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-20269.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-0515.json]
[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]