{"id":"CVE-2015-2672","aliases":["EUVD-2015-2764","GHSA-3f27-r52q-f7jv","UBUNTU-CVE-2015-2672"],"status":"published","title":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2...","description":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstr_replacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service (panic) by triggering a fault, as demonstrated by an unaligned memory operand or a non-canonical address memory operand.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.00365,"percentile":0.30568,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2016-05-02T10:00:00Z","modified":"2026-06-17T00:24:31Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.2","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06c8173eb92bbfc03a0fe8bb64315857d0badd06","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://github.com/torvalds/linux/commit/06c8173eb92bbfc03a0fe8bb64315857d0badd06","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2015/03/22/1","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1204729","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-2672"},{"url":"https://github.com/advisories/GHSA-3f27-r52q-f7jv"},{"url":"https://ubuntu.com/security/CVE-2015-2672","tags":["report"]},{"url":"http://www.openwall.com/lists/oss-security/2015/03/18/6","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-2672","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-2672","description":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstr_replacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service (panic) by triggering a fault, as demonstrated by an unaligned memory operand or a non-canonical address memory operand.","status":"published","published":"2016-05-02T10:00:00Z","modified":"2024-08-06T05:24:38.025Z","updated_at":"2026-11-02T14:35:41.621934Z"}],"euvd":[{"id":"EUVD-2015-2764","description":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstr_replacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service (panic) by triggering a fault, as demonstrated by an unaligned memory operand or a non-canonical address memory operand.","status":"published","published":"2016-05-02T10:00:00Z","modified":"2024-08-06T05:24:38Z","updated_at":"2026-11-03T02:22:11.095833Z"}],"ghsa":[{"id":"GHSA-3f27-r52q-f7jv","title":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2...","description":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstr_replacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service (panic) by triggering a fault, as demonstrated by an unaligned memory operand or a non-canonical address memory operand.","status":"published","published":"2022-05-17T03:56:05Z","modified":"2023-01-28T05:00:46Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:43:24.37974Z"}],"nvd":[{"id":"CVE-2015-2672","description":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstr_replacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service (panic) by triggering a fault, as demonstrated by an unaligned memory operand or a non-canonical address memory operand.","status":"published","published":"2016-05-02T10:59:10.31Z","modified":"2026-06-17T00:24:31.827Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:03:16.97467Z"}],"osv":[{"id":"UBUNTU-CVE-2015-2672","description":"The xsave/xrstor implementation in arch/x86/include/asm/xsave.h in the Linux kernel before 3.19.2 creates certain .altinstr_replacement pointers and consequently does not provide any protection against instruction faulting, which allows local users to cause a denial of service (panic) by triggering a fault, as demonstrated by an unaligned memory operand or a non-canonical address memory operand.","status":"withdrawn","published":"2016-05-02T10:59:00Z","modified":"2025-07-16T07:32:45.979355Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:10.045446Z"}]}}