CVE-2005-3807 EXPLOIT
4.9
MEDIUM · CVSS 2.0 · EPSS 0.7% (pctl 54)
Patch early
A public exploit exists.
Description
Memory leak in the VFS file lease handling in locks.c in Linux kernels 2.6.10 to 2.6.15 allows local users to cause a denial of service (memory exhaustion) via certain Samba activities that cause an fasync entry to be re-allocated by the fcntl_setlease function after the fasync queue has already been cleaned by the locks_delete_lock function.
Scoring
| CVSS | 4.9 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:L/AC:L/Au:N/C:N/I:N/A:C |
| EPSS | 0.75% — more likely to be exploited than 54% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2005-11-25 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| linux | linux kernel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linux Kernel 2.6.x - File Lock Lease Local Denial of Service | 2005-12-29 |
References
- http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=dc15ae14e97ee9d5ed740cbb0b94996076d8b37e
- http://marc.info/?l=linux-kernel&m=113190437101622&w=2
- http://secunia.com/advisories/17917
- http://secunia.com/advisories/17918
- http://secunia.com/advisories/18203
- http://www.securityfocus.com/advisories/9806
- http://www.securityfocus.com/archive/1/419522/100/0/threaded
- http://www.securityfocus.com/archive/1/427981/100/0/threaded
- http://www.securityfocus.com/bid/15745
- http://www.trustix.org/errata/2005/0070
- http://www.ubuntulinux.org/usn/usn-231-1
- http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=dc15ae14e97ee9d5ed740cbb0b94996076d8b37e
- http://marc.info/?l=linux-kernel&m=113190437101622&w=2
- http://secunia.com/advisories/17917
- http://secunia.com/advisories/17918
- http://secunia.com/advisories/18203
- http://www.securityfocus.com/advisories/9806
- http://www.securityfocus.com/archive/1/419522/100/0/threaded
- http://www.securityfocus.com/archive/1/427981/100/0/threaded
- http://www.securityfocus.com/bid/15745
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