CVE-2011-3259
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory...
CVE-2011-3259 is a medium vulnerability (CVSS 5.0) in Apple Tv, published October 14, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.44%, the 84th percentile. No source names a fixed version.
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
Exploit likelihood
What each source reports
NVD Score used
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
- Record
CVE-2011-3259- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-399
- Updated
- 2026-11-02
CVE List No score
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
- Record
CVE-2011-3259- Updated
- 2026-11-02
EUVDEUVD-2011-3223 No score
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
- Record
EUVD-2011-3223- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2g22-24qq-rqw9 No score
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory...
The kernel in Apple iOS before 5 and Apple TV before 4.4 does not properly recover memory allocated for incomplete TCP connections, which allows remote attackers to cause a denial of service (resource consumption) by making many connection attempts.
- Record
GHSA-2g22-24qq-rqw9- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |
References
exchange.xforce.ibmcloud.com/vulnerabilities/70530
lists.apple.com/archives/Security-announce/2011//Oct/msg00001.html
support.apple.com/kb/HT4999
securityfocus.com/bid/50087
nvd.nist.gov/vuln/detail/CVE-2011-3259
github.com/advisories/GHSA-2g22-24qq-rqw9