CVE-2008-2469Libspf2 Memory Corruption
Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via a long DNS TXT record with a modified length field.
Published Oct 23, 2008 · Updated Aug 4, 2026 · Also known as DEBIAN-CVE-2008-2469, DSA-1659-1, DTSA-172-1
Key Facts
Patch immediately- CVE-2008-2469 is a critical-severity vulnerability (CVSS 10.0 v2) affecting Libspf2.
- It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
- EPSS estimates a 22% probability of exploitation in the next 30 days.
- Fixed versions are available, including Libspf2 1.2.7, Libspf2 1.2.5-4+etch1, Libspf2 1.2.5.dfsg-5+lenny1.
- Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Scores
CVSS v2
10.0
AV:N/AC:L/Au:N/C:C/I:C/A:C
EPSS (30-day exploit likelihood)
22%
Higher than 97.6% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
39/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
1
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Advisories And Exploit References
- advisoryhttps://security-tracker.debian.org/tracker/CVE-2008-2469
- advisory32496
- patch31881
Description
Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via a long DNS TXT record with a modified length field.
Affected Products
20 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Libspf2Libspf | 1.0.2, 1.0.3, 1.0.4, 1.2.1, 1.2.3, 1.2.4, 1.2.5, 1.2.6 | 1.2.7 |
Patched Releases
Libspf2
1.2.7, 1.2.5-4+etch1, 1.2.5.dfsg-5+lenny1, 1.2.9-1
Timeline
Publicly disclosed
Oct 23, 2008
Last updated
Aug 4, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- advisorysecurity-tracker.debian.org · CVE-2008-2469
- advisory32496
- patch31881
- exploitExploitDB-6805
- otherbugs.gentoo.org · show_bug.cgi
FAQ
Common Questions.
Heap-based buffer overflow in the SPF_dns_resolv_lookup function in Spf_dns_resolv.c in libspf2 before 1.2.8 allows remote attackers to execute arbitrary code via a long DNS TXT record with a modified length field.
Affected: Libspf2 versions 1.0.2, 1.0.3, 1.0.4, 1.2.1, 1.2.3, 1.2.4, 1.2.5, 1.2.6. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including Libspf2 1.2.7, Libspf2 1.2.5-4+etch1, Libspf2 1.2.5.dfsg-5+lenny1.
Brandefense priority: patch immediately, because public exploit code exists for a high-severity flaw.
Is CVE-2008-2469 On Your Attack Surface?
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