{"cve":{"cve_id":"CVE-2011-1576","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":0.01003,"epss_percentile":0.58384,"epss_as_of":"2026-06-23","description":"The Generic Receive Offload (GRO) implementation in the Linux kernel 2.6.18 on Red Hat Enterprise Linux 5 and 2.6.32 on Red Hat Enterprise Linux 6, as used in Red Hat Enterprise Virtualization (RHEV) Hypervisor and other products, allows remote attackers to cause a denial of service via crafted VLAN packets that are processed by the napi_reuse_skb function, leading to (1) a memory leak or (2) memory corruption, a different vulnerability than CVE-2011-1478.","published_at":"2011-08-31T23:00:00Z","last_modified_at":"2026-06-16T23:29:39.707000Z","cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":["CWE-119"],"nvd_references":["http://www.securityfocus.com/bid/48907","http://www.redhat.com/support/errata/RHSA-2011-1106.html","http://rhn.redhat.com/errata/RHSA-2011-0927.html","https://bugzilla.redhat.com/show_bug.cgi?id=695173","http://www.redhat.com/support/errata/RHSA-2011-1090.html","http://www.securitytracker.com/id?1025853"],"vuln_status":"Modified","trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-24T00:09:39.878444Z","updated_at":"2026-06-28T23:05:50.576083Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux-kernel","product_name":"Linux kernel","version_start":"2.6.18","version_start_inclusive":true,"version_end":"2.6.18","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux","product_name":"enterprise_linux","version_start":"5","version_start_inclusive":true,"version_end":"5","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux:5:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-linux","product_name":"enterprise_linux","version_start":"6.0","version_start_inclusive":true,"version_end":"6.0","version_end_inclusive":true,"cpe23_uri":"cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*"},{"vendor_slug":"redhat","vendor_name":"RedHat","product_slug":"enterprise-virtualization-hypervisor","product_name":"enterprise_virtualization_hypervisor","version_start":null,"version_start_inclusive":null,"version_end":null,"version_end_inclusive":null,"cpe23_uri":"cpe:2.3:a:redhat:enterprise_virtualization_hypervisor:*:*:*:*:*:*:*:*"}],"exploit_refs":[],"news":[],"references":[{"url":"http://www.securityfocus.com/bid/48907","source_type":"MISC","tags":[]},{"url":"http://www.redhat.com/support/errata/RHSA-2011-1106.html","source_type":"MISC","tags":[]},{"url":"http://rhn.redhat.com/errata/RHSA-2011-0927.html","source_type":"MISC","tags":[]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=695173","source_type":"MISC","tags":[]},{"url":"http://www.redhat.com/support/errata/RHSA-2011-1090.html","source_type":"MISC","tags":[]},{"url":"http://www.securitytracker.com/id?1025853","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2011-08-31T23:00:00Z","label":"CVE published","source":null}]}