CVE-2015-8778
Integer overflow in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via the size argument to the __hcreate_r function, which…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (5.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Integer overflow in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via the size argument to the __hcreate_r function, which triggers out-of-bounds heap-memory access.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 5.51% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- fedoraproject/fedora · debian/debian linux · canonical/ubuntu linux · gnu/glibc · suse/linux enterprise debuginfo · opensuse/opensuse · suse/linux enterprise desktop · suse/linux enterprise server · suse/linux enterprise software development kit · suse/suse linux enterprise server
- Source
- secalert@redhat.com
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.htmlThird Party Advisory
- http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
- http://rhn.redhat.com/errata/RHSA-2017-0680.html
- http://seclists.org/fulldisclosure/2019/Sep/7
- http://www.debian.org/security/2016/dsa-3480
- http://www.debian.org/security/2016/dsa-3481
- http://www.openwall.com/lists/oss-security/2016/01/19/11Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/01/20/1Third Party Advisory
- http://www.securityfocus.com/bid/83275
- http://www.ubuntu.com/usn/USN-2985-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2985-2Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1916
- https://seclists.org/bugtraq/2019/Sep/7
- https://security.gentoo.org/glsa/201602-02Third Party Advisory
- https://security.gentoo.org/glsa/201702-11
- https://sourceware.org/bugzilla/show_bug.cgi?id=18240Issue Tracking
- https://www.sourceware.org/ml/libc-alpha/2016-02/msg00502.htmlVendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/184626.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00036.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00037.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00038.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00039.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00042.htmlThird Party Advisory
- http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
- http://rhn.redhat.com/errata/RHSA-2017-0680.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.