CVE-2011-1770

Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read.

CVSS v3.0 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html	Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=703011	Issue Tracking Patch Third Party Advisory
http://marc.info/?l=linux-kernel&m=130469305815140&w=2	Patch Third Party Advisory
http://secunia.com/advisories/44932	Third Party Advisory Vendor Advisory
http://www.securityfocus.com/bid/47769	Third Party Advisory VDB Entry
http://marc.info/?l=linux-kernel&m=130468845209036&w=2	Patch Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14	Release Notes Vendor Advisory
http://www.securitytracker.com/id?1025592	Third Party Advisory VDB Entry
http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html	Third Party Advisory
http://securityreason.com/securityalert/8286	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:15:::::::*
	cpe:2.3:o:fedoraproject:fedora:14:::::::*

Information

Published : 2011-06-24 13:55

Updated : 2023-02-12 20:30

NVD link : CVE-2011-1770

Mitre link : CVE-2011-1770

JSON object : View

CWE

CWE-191

Integer Underflow (Wrap or Wraparound)

Advertisement

Products Affected

fedoraproject

fedora

linux

linux_kernel

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061366.html", "name": "FEDORA-2011-7551", "tags": ["Patch", "Third Party Advisory"], "refsource": "FEDORA"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=703011", "name": "https://bugzilla.redhat.com/show_bug.cgi?id=703011", "tags": ["Issue Tracking", "Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://marc.info/?l=linux-kernel&m=130469305815140&w=2", "name": "[linux-kernel] 20110506 Re: [PATCH] dccp: handle invalid feature options length", "tags": ["Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://secunia.com/advisories/44932", "name": "44932", "tags": ["Third Party Advisory", "Vendor Advisory"], "refsource": "SECUNIA"}, {"url": "http://www.securityfocus.com/bid/47769", "name": "47769", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "http://marc.info/?l=linux-kernel&m=130468845209036&w=2", "name": "[linux-kernel] 20110506 [PATCH] dccp: handle invalid feature options length", "tags": ["Patch", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14", "name": "http://www.kernel.org/pub/linux/kernel/v2.6/longterm/v2.6.33/ChangeLog-2.6.33.14", "tags": ["Release Notes", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securitytracker.com/id?1025592", "name": "1025592", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "SECTRACK"}, {"url": "http://lists.fedoraproject.org/pipermail/package-announce/2011-June/061236.html", "name": "FEDORA-2011-7823", "tags": ["Third Party Advisory"], "refsource": "FEDORA"}, {"url": "http://securityreason.com/securityalert/8286", "name": "8286", "tags": ["Third Party Advisory"], "refsource": "SREASON"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Integer underflow in the dccp_parse_options function (net/dccp/options.c) in the Linux kernel before 2.6.33.14 allows remote attackers to cause a denial of service via a Datagram Congestion Control Protocol (DCCP) packet with an invalid feature options length, which triggers a buffer over-read."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-191"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2011-1770", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "NONE"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}}, "publishedDate": "2011-06-24T20:55Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2.6.33.14"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:15:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:fedoraproject:fedora:14:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2023-02-13T04:30Z"}