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An issue was discovered in the function mark_beginning_as_normal in nfa.c in flex 2.6.4. There is a stack exhaustion problem caused by the mark_beginning_as_normal function making recursive calls to itself in certain scenarios involving lots of '*' characters. Remote attackers could leverage this vulnerability to cause a denial-of-service.
| Reporter | Title | Published | Views | Family All 31 |
|---|---|---|---|---|
 | CVE-2019-6293 | 15 Jan 201900:29 | – | alpinelinux |
 | CVE-2019-6293 affecting package flex 2.6.4-6 | 30 Nov 202019:30 | – | cbl_mariner |
| CVE-2019-6293 affecting package flex for versions less than 2.6.4-7 | 19 Mar 202417:21 | – | cbl_mariner |
| CVE-2019-6293 affecting package flex for versions less than 2.6.4-7 | 9 Apr 202206:51 | – | cbl_mariner |
 | CVE-2019-6293 | 19 Mar 202600:00 | – | circl |
 | Flex Denial of Service Vulnerability | 15 Jan 201900:00 | – | cnvd |
 | CVE-2019-6293 | 15 Jan 201900:00 | – | cve |
 | CVE-2019-6293 | 15 Jan 201900:00 | – | cvelist |
 | CVE-2019-6293 | 15 Jan 201900:00 | – | debiancve |
 | EUVD-2019-15858 | 7 Oct 202500:30 | – | euvd |
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30 Jun 2024 14:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 24.3
CVSS 35.5
CVSS 3.15.5
EPSS0.00452