CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

ALPINE-CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

UBUNTU-CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

Design/Logic Flaw

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

CVE-2020-24240

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

CVE-2020-24240

CVE-2020-24240 concerns GNU Bison before 3.7.1, which contains a use-after-free in _obstack_free (lib/obstack.c) when a NULL byte is encountered during gram_lex. The risk is limited to cases where Bison processes untrusted input, and the observed behavior was primarily a crash in Bison itself, no...

Use After Free

GNU Bison has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug report was...

CVE-2020-24240: Use After Free

GNU Bison before 3.7.1 has a use-after-free in obstackfree in lib/obstack.c called from gramlex when a '\0' byte is encountered. NOTE: there is a risk only if Bison is used with untrusted input, and the observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug...

CVE-2020-14150

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

GNU Bison Denial of Service Vulnerability

GNU Bison is free software for the automatic generation of syntax parser programs. A denial of service vulnerability exists in GNU Bison versions prior to 3.5.4. An attacker could exploit this vulnerability to cause the application to crash...

CVE-2020-14150

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

Input validation

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

CVE-2020-14150

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

CVE-2020-14150

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

CVE-2020-14150

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

CVE-2020-14150

GNU Bison before 3.5.4 allows attackers to cause a denial of service application crash. NOTE: there is a risk only if Bison is used with untrusted input, and an observed bug happens to cause unsafe behavior with a specific compiler/architecture. The bug reports were intended to show that a crash...

CVE-2020-14150

CVE-2020-14150 affects GNU Bison prior to 3.5.4. The vulnerability allows a denial of service (application crash) when Bison processes untrusted input; the risk is tied to usage with untrusted data and an observed crash in Bison itself, not in generated code. Several connected sources corroborate...