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Out-of-bounds read in GNU gdb

Priority LOW 39CWE-125Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 1 fixed, 3 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.

Summary

GNU gdb All versions is affected by: Buffer Overflow - Out of bound memory access. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution. The component is: The main gdb module. The attack vector is: Open an ELF for debugging. The fixed version is: Not fixed yet.

Why it matters now

EPSS 0.02628 85th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Partial Red Hat: 1 advisoryRed Hat: 1 fixed, 3 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
GNUgdbAll versions (At least as of date 2018-09-16)—No fix listedCNA
  • gdb VendorGNU Affected All versions (At least as of date 2018-09-16) Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:gnu:gdb:*:*:*:*:*:*:*:*before 9.1VulnerableGNU
cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*15.0VulnerableopenSUSE
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*15.1VulnerableopenSUSE
  • cpe:2.3:a:gnu:gdb:*:*:*:*:*:*:*:* Versions before 9.1 Vulnerable ·GNU
  • cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* Versions 15.0 Vulnerable ·openSUSE
  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE

Remediation

Red Hat 1 advisory

  • RHSA-2020:1635 Released 2020-04-28 · Red Hat rating Moderate
    gdb security and bug fix update
    • Red Hat Enterprise Linux AppStream (v. 8) gdb-8.2-11.el8, gdb-doc-8.2-11.el8, gdb-gdbserver-8.2-11.el8 +1

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 6AffectedNo fix planned: Out of support scope
Red Hat Enterprise Linux 7AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux AppStream (v. 8)Fixed RHSA-2020:1635

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-1010180
  2. 2026-10-03 Alias added: GHSA-rcgh-h6mp-4g9q

References

  • TI-2023-20307 GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a heap buffer overflow via… CVSS 3.1MEDIUM 5.5
  • TI-2023-20306 GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a heap use after free via… CVSS 3.1MEDIUM 5.5
  • TI-2023-20305 GNU gdb (GDB) 13.0.50.20220805-git was discovered to contain a stack overflow via the… CVSS 3.1MEDIUM 5.5
  • TI-2005-01613 gdb before 6.3 searches the current working directory to load the .gdbinit configuration… CVSS 2.0HIGH 7.2
  • TI-2011-03820 GNU Project Debugger (GDB) before 7.5, when .debug_gdb_scripts is defined, automatically… CVSS 2.0MEDIUM 6.9
  • TI-2006-04018 Buffer overflow in the (1) DWARF (dwarfread.c) and (2) DWARF2 (dwarf2read.c) debugging… CVSS 2.0MEDIUM 5.1
See all 8 →

Sources