What is CVE-2014-9761?

CVE-2014-9761 is a critical-severity vulnerability in Gnu Glibc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2016-04-19.

How severe is CVE-2014-9761?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2014-9761 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Gnu Glibc

CVE-2014-9761

Multiple stack-based buffer overflows in the GNU C Library (aka glibc or libc6) before 2.23 allow context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a long argument to the (1…

Vulnerability class: Buffer Overflow

EPSS: 0.055 (91.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Gnu Glibc
Canonical Ubuntu_linux — versions 12.04, 14.04, 15.10
Fedoraproject Fedora — versions 23
Opensuse — versions 13.2
Suse Linux_enterprise_debuginfo — versions 11.0
Suse Linux_enterprise_desktop — versions 11.0, 12
Suse Linux_enterprise_server — versions 11.0, 12
Suse Linux_enterprise_software_development_kit — versions 11.0, 12
Suse Suse_linux_enterprise_server — versions 12
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
secalert@redhat.com (vendor-advisory, x_refsource_FEDORA)
secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory)
secalert@redhat.com (mailing-list, x_refsource_MLIST)
secalert@redhat.com (vendor-advisory, x_refsource_GENTOO)
secalert@redhat.com (vendor-advisory, x_refsource_SUSE)

Frequently asked questions

What is CVE-2014-9761?: CVE-2014-9761 is a critical-severity vulnerability in Gnu Glibc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2016-04-19.
How severe is CVE-2014-9761?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2014-9761 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.