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{"affected_release": [{"advisory": "RHSA-2011:1065", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-274.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-07-21T00:00:00Z"}, {"advisory": "RHSA-2011:1163", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-238.21.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-08-16T00:00:00Z"}], "bugzilla": {"description": "kernel: kernel: net_sched: fix qdisc_notify()", "id": "720552", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=720552"}, "csaw": false, "cvss": {"cvss_base_score": "4.9", "cvss_scoring_vector": "AV:L/AC:L/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The qdisc_notify function in net/sched/sch_api.c in the Linux kernel before 2.6.35 does not prevent tc_fill_qdisc function calls referencing builtin (aka CQ_F_BUILTIN) Qdisc structures, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a crafted call."], "name": "CVE-2011-2525", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Will not fix", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 4"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:rhel_eus:5.6", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux Extended Update Support 5.6"}, {"cpe": "cpe:/a:redhat:enterprise_mrg:2", "fix_state": "Not affected", "package_name": "realtime-kernel", "product_name": "Red Hat Enterprise MRG 2"}], "public_date": "2010-05-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2525\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2525"], "statement": "This flaw affects Red Hat Enterprise Linux 4 and 5. It did not affect Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG as they have already backported the upstream commit 53b0f080 that addressed this flaw. This has been addressed in Red Hat Enterprise Linux 5 via https://rhn.redhat.com/errata/RHSA-2011-1065.html. Red Hat Enterprise Linux 4 is now in Production 3 of the maintenance life-cycle, https://access.redhat.com/support/policy/updates/errata/, therefore the fix for this issue is not currently planned to be included in the future updates.", "threat_severity": "Moderate"}