Buffer overflow in Elfutils Project
CVE-2016-10255
The __libelf_set_rawdata_wrlock function in elf_getdata.c in elfutils before 0.168 allows remote attackers to cause a denial of service (crash) via a crafted (1) sh_off or (2) sh_size ELF header value, which triggers a memory allocation failure.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.017 (75.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- usn.ubuntu.com/3670-1/ (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- security.gentoo.org/glsa/201710-10 (vendor-advisory)
- www.openwall.com/lists/oss-security/2017/03/22/1 (mailing-list, Mailing List, Third Party Advisory)
- lists.fedorahosted.org/archives/list/elfutils-devel@lists.fedorahosted.org/thre… (mailing-list)
- blogs.gentoo.org/ago/2016/11/04/elfutils-memory-allocation-failure-in-__libelf_… (Third Party Advisory)
Frequently asked questions
- What is CVE-2016-10255?
- CVE-2016-10255 is a medium-severity vulnerability in Elfutils Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.5/10. Published 2017-03-23.
- How severe is CVE-2016-10255?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2016-10255 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.