Description
Buffer overflow in the SMB/CIFS packet fragment re-assembly code for SMB daemon (smbd) in Samba before 2.2.8, and Samba-TNG before 0.3.1, allows remote attackers to execute arbitrary code.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | samba | 2.2.8 | — |
| Debian 13 | samba | 2.2.8 | — |
| Debian 12 | samba | 2.2.8 | — |
| Debian 3.0 | samba | 2.2.3a-12.1 | DSA-262 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 3
- Samba 2.2.2 < 2.2.6 - 'nttrans' Remote Buffer Overflow (Metasploit) (1) EDB-16321 · remote · Apr 28, 2010 · verified
- Samba 2.2.x - 'nttrans' Remote Overflow (Metasploit) EDB-9936 · remote · Apr 7, 2003 · verified
- Samba 2.2.x - CIFS/9000 Server A.01.x Packet Assembling Buffer Overflow EDB-22356 · remote · Mar 15, 2003 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 1
- DSA-262 samba - remote exploit Debian Security (DSA / DLA) · Mar 9, 2026
References
- 20030317 Security Bugfix for Samba - Samba 2.2.8 Released mailing-list
- 20030317 GLSA: samba (200303-11) mailing-list
- GLSA-200303-11 vendor-advisory
- 20030325 Fwd: APPLE-SA-2003-03-24 Samba, OpenSSL mailing-list
- RHSA-2003:096 vendor-advisory
- oval:org.mitre.oval:def:552 vdb-entry signature
- 20030318 [OpenPKG-SA-2003.021] OpenPKG Security Advisory (samba) mailing-list
- 7106 vdb-entry
- RHSA-2003:095 vendor-advisory
- VU#298233 third-party-advisory
- SuSE-SA:2003:016 vendor-advisory
- MDKSA-2003:032 vendor-advisory
- IMNX-2003-7+-003-01 vendor-advisory
- DSA-262 vendor-advisory
- 8303 third-party-advisory
- 8299 third-party-advisory