Buffer overflow in GNU Glibc
CVE-2014-6040
GNU C Library (aka glibc) before 2.20 allows context-dependent attackers to cause a denial of service (out-of-bounds read and crash) via a multibyte character value of "0xffff" to the iconv function when converting (1) IBM933, (2) IBM935, (3) IBM937, (4) IBM939, or (5) IBM1364 encoded data to UTF-8.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.066 (93.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.066 · newest: 0.066 · change: 0.000
Affected products
- GNU Glibc — versions 2.0, 2.0.1, 2.0.2
Weakness classification (CWE)
References
- www.securityfocus.com/bid/69472 (vdb-entry)
- linux.oracle.com/errata/ELSA-2015-0016.html
- sourceware.org/git/gitweb.cgi
- security.gentoo.org/glsa/201602-02 (vendor-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)
- www.openwall.com/lists/oss-security/2014/08/29/3 (mailing-list)
- ubuntu.com/usn/usn-2432-1 (vendor-advisory, Patch, Vendor Advisory)
- sourceware.org/bugzilla/show_bug.cgi (Exploit)
- secunia.com/advisories/62100 (third-party-advisory)
- www.openwall.com/lists/oss-security/2014/09/02/1 (mailing-list, Exploit)