Off-by-one error in the tokenadd function in jv_parse.c in jq allows remote attackers to…
Priority MEDIUM 52CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
Off-by-one error in the tokenadd function in jv_parse.c in jq allows remote attackers to cause a denial of service (crash) via a long JSON-encoded number, which triggers a heap-based buffer overflow.
Why it matters now
EPSS 0.07268 94th percentileScored 2026-11-07
Fix Fixed Red Hat: 3 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* | 42.1 | Vulnerable | openSUSE |
| cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* | 13.2 | Vulnerable | openSUSE |
| cpe:2.3:a:jq_project:jq:*:*:*:*:*:*:*:* | up to 1.5 | Vulnerable | Jq Project |
- cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* Versions 42.1 Vulnerable ·openSUSE
- cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:* Versions 13.2 Vulnerable ·openSUSE
- cpe:2.3:a:jq_project:jq:*:*:*:*:*:*:*:* Versions up to 1.5 Vulnerable ·Jq Project
Remediation
Red Hat 3 advisories
- RHSA-2016:1106 Released 2016-05-25 · Red Hat rating Moderatejq security update
- Red Hat OpenStack Platform 8.0 (Liberty) jq-1.3-3.el7ost
- RHSA-2016:1098 Released 2016-05-23 · Red Hat rating Moderatejq security update
- Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 jq-1.3-3.el7ost
- RHSA-2016:1099 Released 2016-05-23 · Red Hat rating Moderatejq security update
- Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 jq-1.3-3.el7ost
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | Fixed | RHSA-2016:1098 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | Fixed | RHSA-2016:1099 |
| Red Hat OpenStack Platform 8.0 (Liberty) | Fixed | RHSA-2016:1106 |
Not affected: 3 products
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Red Hat OpenStack Platform 9 (Mitaka)
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8863
- 2026-10-03 Alias added: GHSA-j4rg-46c3-r5vq
References
Advisory 6
Sources
- CVE-2015-8863 · CVE Program
- CVE-2015-8863 · NVD
- FIRST EPSS
- GHSA-j4rg-46c3-r5vq · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8863 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences