CVE-2019-7149
UnknownEPSS 2.21%
Last modified
CVE-2019-7149 is a vulnerability of currently unknown severity. A heap-based buffer over-read was discovered in the function read_srclines in dwarf_getsrclines.c in libdw in elfutils 0.175. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by eu-nm.. EPSS estimates a 2.21% chance of exploitation in the next 30 days.
Description
A heap-based buffer over-read was discovered in the function read_srclines in dwarf_getsrclines.c in libdw in elfutils 0.175. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by eu-nm.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Elfutils Project | Elfutils | 0.175 |
| Debian | Debian Linux | 8.0 |
References
- https://lists.debian.org/debian-lts-announce/2019/02/msg00036.htmlMailing List, Third Party Advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=24102Exploit, Issue Tracking, Third Party Advisory
- https://sourceware.org/ml/elfutils-devel/2019-q1/msg00068.htmlMailing List, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00036.htmlMailing List, Third Party Advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=24102Exploit, Issue Tracking, Third Party Advisory
- https://sourceware.org/ml/elfutils-devel/2019-q1/msg00068.htmlMailing List, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2019-7149?
A heap-based buffer over-read was discovered in the function read_srclines in dwarf_getsrclines.c in libdw in elfutils 0.175. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by eu-nm.
How severe is CVE-2019-7149?
Severity scoring for CVE-2019-7149 is pending analysis. The EPSS model estimates a 2.21% probability of exploitation in the next 30 days.
How do I fix CVE-2019-7149?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2019-7149?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST