CVE catalog
CVE-2007-4826
- Severity
- Unknown
- Published
- Updated
- Source
- [NVD] · [CVE record]
- EPSS
- 1.69% · Oct 25, 2026
bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message or (2) a COMMUNITY attribute, which triggers a NULL pointer dereference. NOTE: vector 2 only exists when debugging is enabled. quagga bgpd DoS Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=285691 The Red Hat Product Security has rated this issue as having low security impact, a future update may address this flaw. The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
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 | quagga | 4.0 | 0.99.5-5etch1 | vulnerable |
| Debian | quagga | 4.0 | 0.99.5-5etch2 | vulnerable |
| Debian | quagga | 4.0 | 0.99.5-5etch3 | fixed |
| Debian | quagga | 3.1 | 0.98.3-7 | vulnerable |
| Debian | quagga | 3.1 | 0.98.3-7.1 | vulnerable |
| Debian | quagga | 3.1 | 0.98.3-7.2 | vulnerable |
| Debian | quagga | 3.1 | 0.98.3-7.3 | vulnerable |
| Debian | quagga | 3.1 | 0.98.3-7.4 | vulnerable |
| Debian | quagga | 3.1 | 0.98.3-7.5 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | quagga | deb | 4.0 | 0.99.5-5etch3 | Not reported | DSA-1382-1 | Not reported |
| Debian | quagga | deb | 3.1 | 0.98.3-7.5 | Not reported | DSA-1382-1 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed: