Buffer overflow in Elfutils Project
CVE-2019-7664
In elfutils 0.175, a negative-sized memcpy is attempted in elf_cvt_note in libelf/note_xlate.h because of an incorrect overflow check. Crafted elf input causes a segmentation fault, leading to denial of service (program crash).
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.010 (62.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Elfutils Project — versions 0.175
- Red Hat Enterprise Linux — versions 8.0
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Eus — versions 8.1, 8.2, 8.4
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Server Aus — versions 8.2, 8.4, 8.6
- Red Hat Enterprise Linux Server Tus — versions 8.2, 8.4, 8.6
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- sourceware.org/bugzilla/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)
- access.redhat.com/errata/RHSA-2019:2197 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2019:3575 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-7664?
- CVE-2019-7664 is a medium-severity vulnerability in Elfutils Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2019-02-09.
- How severe is CVE-2019-7664?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2019-7664 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.