CVE-2026-115638EUVD-2026-108570GHSA-48WG-78RX-FCJG
OpenStack Ironic through 39.0.1 allows a denial of service via a configdrive that results in a very large amount of uncompressed data, aka a
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
OpenStack Ironic, the bare metal provisioning service in OpenStack, is affected. An attacker who can supply a config drive can cause a denial of service by submitting a gzip bomb that expands into a very large amount of uncompressed data.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
OpenStack Ironic through 39.0.1 allows a denial of service via a configdrive that results in a very large amount of uncompressed data, aka a gzip bomb.
Timeline
- CVE published
- First seen by cve.now
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- OpenStack Ironic
From 30.0.0 · through 32.1.1; From 33.0.0 · through 35.1.1; From 36.0.0 · through 39.0.1