PatchTheCVEgnucobol vulnerabilities and fixes
Recent CVEs affecting gnucobol, with upgrade or downgrade steps. 6 tracked.
gnucobol has 6 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2019-09-17. Highest priority: CVE-2019-16396 (score 49/100).
- CVE-2019-16396 HIGH 7.8 DOWNGRADE GnuCOBOL 2.2 has a use-after-free in the end_scope_of_program_name() function in cobc/parser.y via crafted COB
- CVE-2019-16395 HIGH 7.8 DOWNGRADE GnuCOBOL 2.2 has a stack-based buffer overflow in the cb_name() function in cobc/tree.c via crafted COBOL sour
- CVE-2019-14541 HIGH 7.8 DOWNGRADE GnuCOBOL 2.2 has a stack-based buffer overflow in cb_encode_program_id in cobc/typeck.c via crafted COBOL sour
- CVE-2019-14528 HIGH 7.8 DOWNGRADE GnuCOBOL 2.2 has a heap-based buffer overflow in read_literal in cobc/scanner.l via crafted COBOL source code.
- CVE-2019-14486 HIGH 7.8 DOWNGRADE GnuCOBOL 2.2 has a buffer overflow in cb_evaluate_expr in cobc/field.c via crafted COBOL source code.
- CVE-2019-14468 HIGH 7.8 DOWNGRADE GnuCOBOL 2.2 has a buffer overflow in cb_push_op in cobc/field.c via crafted COBOL source code.
FAQ
How do I fix gnucobol vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is gnucobol being exploited right now?
None of the tracked gnucobol CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which gnucobol CVE should I patch first?
CVE-2019-16396 currently ranks highest (49/100): GnuCOBOL 2.2 has a use-after-free in the end_scope_of_program_name() function in cobc/parser.y via crafted COB.