CVE-2015-4700
4.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
7 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.1%
The bpf_int_jit_compile function in arch/x86/net/bpf_jit_comp.c in the Linux kernel before 4.0.6 allows local users to cause a denial of service (system crash) by creating a packet filter and then loading crafted BPF instructions that trigger late convergence by the JIT compiler.
Affected configurations
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3f7352bf21f8fd7ba3e2fcef9488756f188e12be
lists.opensuse.org/opensuse-security-announce/2015-07/msg00023.html
lists.opensuse.org/opensuse-security-announce/2015-08/msg00011.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00004.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00007.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00008.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00009.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00010.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00011.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00018.html
lists.opensuse.org/opensuse-security-announce/2015-09/msg00021.html
rhn.redhat.com/errata/RHSA-2015-1778.html
www.debian.org/security/2015/dsa-3329
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.6
www.openwall.com/lists/oss-security/2015/06/23/2
www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
www.securityfocus.com/bid/75356
www.securitytracker.com/id/1033046
www.ubuntu.com/usn/USN-2679-1
www.ubuntu.com/usn/USN-2680-1
www.ubuntu.com/usn/USN-2681-1
www.ubuntu.com/usn/USN-2683-1
www.ubuntu.com/usn/USN-2684-1
bugzilla.redhat.com/show_bug.cgi?id=1233615
github.com/torvalds/linux/commit/3f7352bf21f8fd7ba3e2fcef9488756f188e12be
support.f5.com/csp/article/K05211147
Related
4.9 Medium
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:N/I:N/A:C
7 High
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
10.1%