CVE-2007-1861 EXPLOIT
4.9
MEDIUM · CVSS 2.0 · EPSS 1% (pctl 63)
Patch early
A public exploit exists.
Description
The nl_fib_lookup function in net/ipv4/fib_frontend.c in Linux Kernel before 2.6.20.8 allows attackers to cause a denial of service (kernel panic) via NETLINK_FIB_LOOKUP replies, which trigger infinite recursion and a stack overflow.
Scoring
| CVSS | 4.9 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:N/I:N/A:C |
| EPSS | 1.02% — more likely to be exploited than 63% of all CVEs |
| Weakness | CWE-399 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2007-05-07 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| linux | linux kernel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linux Kernel 2.6.x - NETLINK_FIB_LOOKUP Local Denial of Service | 2007-04-26 |
References
- http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.20.8
- http://secunia.com/advisories/25030
- http://secunia.com/advisories/25083
- http://secunia.com/advisories/25228
- http://secunia.com/advisories/25288
- http://secunia.com/advisories/25691
- http://secunia.com/advisories/25961
- http://secunia.com/advisories/26133
- http://secunia.com/advisories/26139
- http://secunia.com/advisories/26620
- http://www.debian.org/security/2007/dsa-1289
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:171
- http://www.novell.com/linux/security/advisories/2007_43_kernel.html
- http://www.redhat.com/support/errata/RHSA-2007-0347.html
- http://www.securityfocus.com/archive/1/467939/30/6690/threaded
- http://www.securityfocus.com/archive/1/471457
- http://www.securityfocus.com/bid/23677
- http://www.ubuntu.com/usn/usn-486-1
- http://www.ubuntu.com/usn/usn-489-1
- http://www.vupen.com/english/advisories/2007/1595
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