Vulnerability Name: | CVE-2015-6526 (CCN-105798) | ||||||||||||||||||||||||||||
Assigned: | 2015-04-13 | ||||||||||||||||||||||||||||
Published: | 2015-04-13 | ||||||||||||||||||||||||||||
Updated: | 2016-12-08 | ||||||||||||||||||||||||||||
Summary: | The perf_callchain_user_64 function in arch/powerpc/perf/callchain.c in the Linux kernel before 4.0.2 on ppc64 platforms allows local users to cause a denial of service (infinite loop) via a deep 64-bit userspace backtrace. | ||||||||||||||||||||||||||||
CVSS v3 Severity: | 4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) 3.5 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
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CVSS v2 Severity: | 4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
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Vulnerability Type: | CWE-399 CWE-835 | ||||||||||||||||||||||||||||
Vulnerability Consequences: | Denial of Service | ||||||||||||||||||||||||||||
References: | Source: MITRE Type: CNA CVE-2015-6526 Source: CONFIRM Type: UNKNOWN http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9a5cbce421a283e6aea3c4007f141735bf9da8c3 Source: CCN Type: oss-security Mailing List, Tue, 18 Aug 2015 01:38:29 -0400 (EDT) CVE request - Linux kernel - perf on ppp64 - unbounded checks in perf_callchain_user_64 denial of service Source: CCN Type: oss-security Mailing List, Thu, 20 Aug 2015 12:23:51 -0400 (EDT) Re: CVE request - Linux kernel - perf on ppp64 - unbounded checks in perf_callchain_user_64 denial of service Source: CCN Type: IBM Security Bulletin T1024270 (PowerKVM) Vulnerabilities in the Linux kernel affect PowerKVM Source: CONFIRM Type: UNKNOWN http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.2 Source: MLIST Type: UNKNOWN [oss-security] 20150818 CVE request - Linux kernel - perf on ppp64 - unbounded checks in perf_callchain_user_64 denial of service. Source: CONFIRM Type: UNKNOWN http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html Source: BID Type: UNKNOWN 76401 Source: CCN Type: BID-76401 Linux Kernel 'perf_callchain_user_64()' Function Denial of Service Vulnerability Source: SECTRACK Type: UNKNOWN 1033728 Source: UBUNTU Type: UNKNOWN USN-2759-1 Source: UBUNTU Type: UNKNOWN USN-2760-1 Source: CCN Type: Red Hat Bugzilla Bug 1218454 kernel: perf on ppc64 can loop forever getting userlevel stacktraces Source: CONFIRM Type: UNKNOWN https://bugzilla.redhat.com/show_bug.cgi?id=1218454 Source: XF Type: UNKNOWN linux-kernel-cve20156526-dos(105798) Source: CCN Type: Linux Kernel GIT Repository powerpc/perf: Cap 64bit userspace backtraces to PERF_MAX_STACK_DEPTH Source: CONFIRM Type: UNKNOWN https://github.com/torvalds/linux/commit/9a5cbce421a283e6aea3c4007f141735bf9da8c3 Source: CCN Type: WhiteSource Vulnerability Database CVE-2015-6526 | ||||||||||||||||||||||||||||
Vulnerable Configuration: | Configuration 1: Configuration RedHat 1: Configuration RedHat 2: Configuration RedHat 3: Configuration RedHat 4: Configuration RedHat 5: Configuration CCN 1: Denotes that component is vulnerable | ||||||||||||||||||||||||||||
Oval Definitions | |||||||||||||||||||||||||||||
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