{ "CVE_data_meta": { "ASSIGNER": "cve@mitre.org", "ID": "CVE-2015-8952", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The mbcache feature in the ext2 and ext4 filesystem implementations in the Linux kernel before 4.6 mishandles xattr block caching, which allows local users to cause a denial of service (soft lockup) via filesystem operations in environments that use many attributes, as demonstrated by Ceph and Samba." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1360968", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1360968" }, { "name": "https://github.com/torvalds/linux/commit/f9a61eb4e2471c56a63cd804c7474128138c38ac", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/f9a61eb4e2471c56a63cd804c7474128138c38ac" }, { "name": "https://github.com/torvalds/linux/commit/82939d7999dfc1f1998c4b1c12e2f19edbdff272", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/82939d7999dfc1f1998c4b1c12e2f19edbdff272" }, { "name": "USN-3582-1", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3582-1/" }, { "name": "https://bugzilla.kernel.org/show_bug.cgi?id=107301", "refsource": "CONFIRM", "url": "https://bugzilla.kernel.org/show_bug.cgi?id=107301" }, { "name": "[oss-security] 20160825 Re: CVE request: Linux kernel mbcache lock contention denial of service.", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2016/08/25/4" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=82939d7999dfc1f1998c4b1c12e2f19edbdff272", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=82939d7999dfc1f1998c4b1c12e2f19edbdff272" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=be0726d33cb8f411945884664924bed3cb8c70ee", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=be0726d33cb8f411945884664924bed3cb8c70ee" }, { "name": "[oss-security] 20160822 CVE request: Linux kernel mbcache lock contention denial of service.", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2016/08/22/2" }, { "name": "https://github.com/torvalds/linux/commit/be0726d33cb8f411945884664924bed3cb8c70ee", "refsource": "CONFIRM", "url": "https://github.com/torvalds/linux/commit/be0726d33cb8f411945884664924bed3cb8c70ee" }, { "name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f9a61eb4e2471c56a63cd804c7474128138c38ac", "refsource": "CONFIRM", "url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=f9a61eb4e2471c56a63cd804c7474128138c38ac" }, { "name": "https://lwn.net/Articles/668718/", "refsource": "CONFIRM", "url": "https://lwn.net/Articles/668718/" }, { "name": "USN-3582-2", "refsource": "UBUNTU", "url": "https://usn.ubuntu.com/3582-2/" } ] } }