parse_tsv_definition · Gdb: gdb: stack buffer overflow
Affects MicrosoftSource GCVE Database
Not known to be exploited · CVSS 7.5 High.
Data as of 11 Nov 2026, 09:48 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 7.5 |
|---|
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 5 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10crash | Affected– | Fixed in– |
| Red Hat Enterprise Linux 10gdb | Affected– | Fixed in– |
| Red Hat Enterprise Linux 6gdb | Affected– | Fixed in– |
| Red Hat Enterprise Linux 7gdb | Affected– | Fixed in– |
| Red Hat Enterprise Linux 8crash | Affected– | Fixed in– |
| Red Hat Enterprise Linux 8gcc-toolset-14-gdb | Affected– | Fixed in– |
Description
A stack buffer overflow vulnerability exists in Gdb version 3.0 in the parse_tsv_definition function due to a stale buffer tail. This vulnerability is identified as CWE-121. No CVSS score or detailed impact information is provided.