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Status published
Medium
CVE-2025-8735
GNU cflow Lexer c.c yylex null pointer dereference
Vulnerability Description
A vulnerability classified as problematic was found in GNU cflow up to 1.8. Affected by this vulnerability is the function yylex of the file c.c of the component Lexer. The manipulation leads to null pointer dereference. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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GNU libopts __strstr_sse2 memory corruption
Medium
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CVE-2025-8736
GNU cflow Lexer c.c yylex buffer overflow
Medium
4.8
CVE-2025-8225
GNU Binutils DWARF Section dwarf.c process_debug_info memory leak
Medium
4.8
CVE-2025-8224
GNU Binutils BFD Library elf.c bfd_elf_get_str_section null pointer dereference
Medium
4.8
CVE-2025-7546
GNU Binutils elf.c bfd_elf_set_group_contents out-of-bounds write
Medium
4.8
Affected Vendor
Affected Software
cflow
Vulnerable Versions:
1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8
Timeline
Official Publish:
August 8th, 2025
Last Modified:
October 28th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R
MITRE ATT&CK TTPs
T1499
Endpoint Denial of Service
Impact
T1499.004
Application or System Exploitation
Impact
T1489
Service Stop
Impact
T1203
Exploitation for Client Execution
Execution
T1190
Exploit Public-Facing Application
Initial Access
T1498
Network Denial of Service
Impact
T1562
Impair Defenses
Defense Evasion
T1046
Network Service Discovery
Discovery