GSD-2012-2673
Vulnerability from gsd - Updated: 2023-12-13 01:20Details
Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2012-2673",
"description": "Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected.",
"id": "GSD-2012-2673",
"references": [
"https://www.suse.com/security/cve/CVE-2012-2673.html",
"https://access.redhat.com/errata/RHSA-2014:0150",
"https://access.redhat.com/errata/RHSA-2014:0149",
"https://access.redhat.com/errata/RHSA-2013:1500",
"https://alas.aws.amazon.com/cve/html/CVE-2012-2673.html",
"https://linux.oracle.com/cve/CVE-2012-2673.html"
]
},
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"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
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"details": "Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected.",
"id": "GSD-2012-2673",
"modified": "2023-12-13T01:20:16.557028Z",
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"name": "http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/",
"refsource": "MISC",
"url": "http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/"
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{
"name": "http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082926.html",
"refsource": "MISC",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082926.html"
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"name": "http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082988.html",
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"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082988.html"
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"name": "http://rhn.redhat.com/errata/RHSA-2013-1500.html",
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{
"name": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:158",
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"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:158"
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"name": "http://www.openwall.com/lists/oss-security/2012/06/05/1",
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"url": "http://www.openwall.com/lists/oss-security/2012/06/05/1"
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{
"name": "http://www.openwall.com/lists/oss-security/2012/06/07/13",
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"url": "http://www.openwall.com/lists/oss-security/2012/06/07/13"
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{
"name": "http://www.securityfocus.com/bid/54227",
"refsource": "MISC",
"url": "http://www.securityfocus.com/bid/54227"
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{
"name": "http://www.ubuntu.com/usn/USN-1546-1",
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"url": "http://www.ubuntu.com/usn/USN-1546-1"
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{
"name": "https://github.com/ivmai/bdwgc/blob/master/ChangeLog",
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"url": "https://github.com/ivmai/bdwgc/blob/master/ChangeLog"
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{
"name": "https://github.com/ivmai/bdwgc/commit/6a93f8e5bcad22137f41b6c60a1c7384baaec2b3",
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"url": "https://github.com/ivmai/bdwgc/commit/6a93f8e5bcad22137f41b6c60a1c7384baaec2b3"
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{
"name": "https://github.com/ivmai/bdwgc/commit/83231d0ab5ed60015797c3d1ad9056295ac3b2bb",
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"url": "https://github.com/ivmai/bdwgc/commit/83231d0ab5ed60015797c3d1ad9056295ac3b2bb"
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{
"name": "https://github.com/ivmai/bdwgc/commit/be9df82919960214ee4b9d3313523bff44fd99e1",
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"url": "https://github.com/ivmai/bdwgc/commit/be9df82919960214ee4b9d3313523bff44fd99e1"
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{
"name": "https://github.com/ivmai/bdwgc/commit/e10c1eb9908c2774c16b3148b30d2f3823d66a9a",
"refsource": "MISC",
"url": "https://github.com/ivmai/bdwgc/commit/e10c1eb9908c2774c16b3148b30d2f3823d66a9a"
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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{
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],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2012-2673"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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{
"lang": "en",
"value": "Multiple integer overflows in the (1) GC_generic_malloc and (2) calloc functions in malloc.c, and the (3) GC_generic_malloc_ignore_off_page function in mallocx.c in Boehm-Demers-Weiser GC (libgc) before 7.2 make it easier for context-dependent attackers to perform memory-related attacks such as buffer overflows via a large size value, which causes less memory to be allocated than expected."
}
]
},
"problemtype": {
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{
"description": [
{
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"value": "CWE-189"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "[oss-security] 20120607 Re: memory allocator upstream patches",
"refsource": "MLIST",
"tags": [],
"url": "http://www.openwall.com/lists/oss-security/2012/06/07/13"
},
{
"name": "[oss-security] 20120605 memory allocator upstream patches",
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},
{
"name": "FEDORA-2012-9556",
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"tags": [],
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2012-June/082926.html"
},
{
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],
"url": "https://github.com/ivmai/bdwgc/commit/83231d0ab5ed60015797c3d1ad9056295ac3b2bb"
},
{
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{
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{
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{
"name": "http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/",
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"url": "http://kqueue.org/blog/2012/03/05/memory-allocator-security-revisited/"
},
{
"name": "FEDORA-2012-9637",
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},
{
"name": "USN-1546-1",
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},
{
"name": "54227",
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"url": "http://www.securityfocus.com/bid/54227"
},
{
"name": "MDVSA-2012:158",
"refsource": "MANDRIVA",
"tags": [],
"url": "http://www.mandriva.com/security/advisories?name=MDVSA-2012:158"
},
{
"name": "RHSA-2013:1500",
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"url": "http://rhn.redhat.com/errata/RHSA-2013-1500.html"
},
{
"name": "RHSA-2014:0150",
"refsource": "REDHAT",
"tags": [],
"url": "http://rhn.redhat.com/errata/RHSA-2014-0150.html"
},
{
"name": "RHSA-2014:0149",
"refsource": "REDHAT",
"tags": [],
"url": "http://rhn.redhat.com/errata/RHSA-2014-0149.html"
}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
}
},
"lastModifiedDate": "2016-09-29T01:59Z",
"publishedDate": "2012-07-25T19:55Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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