Bundesamt für Sicherheit in der Informationstechnik Debian · Red Hat Enterprise Linux (cjose): Schwachstelle ermöglicht Denial of Service und Manipulation von Daten
Affects Bundesamt für Sicherheit in der Informationstechnik DebianSource GCVE Database
Not known to be exploited · CVSS 8.2 High : upgrade Debian cjose to 0.6.2.5 soon.
Data as of 9 Nov 2026, 13:03 UTC
- Patch
- Available – fixed in 0.6.2.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:HExploitation evidence
Disclosed: evidence found.
CVE published 8 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.
What to do
Upgrade cjose and openidc/cjose to 0.6.2.5.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| OpenIDCcjose | Affected
| Fixed in
|
GitHubopenidc/cjosepkg:github/openidc/cjoseOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released updated cjose packages for Red Hat Enterprise Linux 9.2 to fix this vulnerability. Users should apply the official security update as described in Red Hat advisory RHSA-2026:73017. Details and update instructions are available at https://access.redhat.com/articles/11258. No additional mitigation is required beyond applying the official patch.
Description
A heap buffer overflow vulnerability exists in the cjose library used in Red Hat Enterprise Linux 9.2. This flaw occurs during AES Key Wrap decryption and can lead to denial of service and potential data manipulation. An important security update addressing this issue is available for affected Red Hat Enterprise Linux 9.2 variants.
References
- wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3626.json (opens in a new tab)
- wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3626 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:73017 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:73018 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:73128 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:73129 (opens in a new tab)
- lists.suse.com/pipermail/sle-security-updates/2026-September/029466.html (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:77369 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:77372 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:77371 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:77370 (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-79122.html (opens in a new tab)
- errata.build.resf.org/RLSA-2026:79122 (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-90812.html (opens in a new tab)
- errata.build.resf.org/RLSA-2026:90812 (opens in a new tab)
- lists.debian.org/debian-lts-announce/2026/11/msg00011.html (opens in a new tab)