CVE-2019-7664

moderate-risk
Published 2019-02-09

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).

Do I need to act?

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0.34% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (15)

Affected Vendors

Redhat Elfutils Project

References (6)

Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2197
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:3575
Exploit https://sourceware.org/bugzilla/show_bug.cgi?id=24084
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:2197
Third Party Advisory https://access.redhat.com/errata/RHSA-2019:3575
Exploit https://sourceware.org/bugzilla/show_bug.cgi?id=24084
37
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 18/34 · Moderate