A heap-based buffer over-read was discovered in the function read_srclines in…
Priority LOW 33CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-125 and the CVSS impact.
Summary
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.
Why it matters now
EPSS 0.01972 80th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 2 advisories
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:elfutils_project:elfutils:0.175:*:*:*:*:*:*:* | 0.175 | Vulnerable | Elfutils Project |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
- cpe:2.3:a:elfutils_project:elfutils:0.175:*:*:*:*:*:*:* Versions 0.175 Vulnerable ·Elfutils Project
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
Remediation
Red Hat 2 advisories
- RHSA-2019:3575 Released 2019-11-05 · Red Hat rating Lowelfutils security, bug fix, and enhancement update
- Red Hat CodeReady Linux Builder (v. 8) elfutils-devel-static-0.176-5.el8, elfutils-libelf-devel-static-0.176-5.el8
- Red Hat Enterprise Linux BaseOS (v. 8) elfutils-0.176-5.el8, elfutils-default-yama-scope-0.176-5.el8, elfutils-devel-0.176-5.el8 +3
- RHSA-2019:2197 Released 2019-08-06 · Red Hat rating Lowelfutils security, bug fix, and enhancement update
- Red Hat Enterprise Linux Client (v. 7) elfutils-0.176-2.el7, elfutils-default-yama-scope-0.176-2.el7, elfutils-libelf-0.176-2.el7 +1
- Red Hat Enterprise Linux Client Optional (v. 7) elfutils-devel-0.176-2.el7, elfutils-devel-static-0.176-2.el7, elfutils-libelf-devel-0.176-2.el7 +1
- Red Hat Enterprise Linux ComputeNode (v. 7) elfutils-0.176-2.el7, elfutils-default-yama-scope-0.176-2.el7, elfutils-libelf-0.176-2.el7 +1
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) elfutils-devel-0.176-2.el7, elfutils-devel-static-0.176-2.el7, elfutils-libelf-devel-0.176-2.el7 +1
- Red Hat Enterprise Linux Server (v. 7) elfutils-0.176-2.el7, elfutils-default-yama-scope-0.176-2.el7, elfutils-devel-0.176-2.el7 +7
- Red Hat Enterprise Linux Server Optional (v. 7) elfutils-devel-static-0.176-2.el7, elfutils-devel-static-0.176-2.el7.ppc, elfutils-libelf-devel-static-0.176-2.el7 +1
- Red Hat Enterprise Linux Workstation (v. 7) elfutils-0.176-2.el7, elfutils-default-yama-scope-0.176-2.el7, elfutils-devel-0.176-2.el7 +3
- Red Hat Enterprise Linux Workstation Optional (v. 7) elfutils-devel-static-0.176-2.el7, elfutils-libelf-devel-static-0.176-2.el7
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Ansible Tower 3.4 for RHEL 7 Server | Fixed | — |
| Red Hat CodeReady Linux Builder (v. 8) | Fixed | RHSA-2019:3575 |
| Red Hat Enterprise Linux BaseOS (v. 8) | Fixed | RHSA-2019:3575 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2019:2197 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2019:2197 |
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2019-7149
- 2026-10-03 Alias added: GHSA-p6pw-x9rh-9c3w
References
Sources
- CVE-2019-7149 · CVE Program
- CVE-2019-7149 · NVD
- FIRST EPSS
- GHSA-p6pw-x9rh-9c3w · GitHub Advisory Database · CC BY 4.0
- CVE-2019-7149 · Red Hat security data · CC BY 4.0
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