2 lines
4.8 KiB
JSON
2 lines
4.8 KiB
JSON
{"affected":[{"affectedData":[{"cpes":["cpe:2.3:a:re2c:re2c:*:*:*:*:*:*:*:*"],"product":"re2c","vendor":"skvadrik","versions":[{"status":"affected","version":"4.0"},{"status":"affected","version":"4.1"},{"status":"affected","version":"4.2"},{"status":"affected","version":"4.3"},{"status":"affected","version":"4.4"}]}],"source":"cna@vuldb.com"}],"cveTags":[],"descriptions":[{"lang":"en","value":"A flaw has been found in skvadrik re2c up to 4.4. Impacted is the function check_and_merge_special_rules of the file src/parse/ast.cc. This manipulation causes null pointer dereference. The attack can only be executed locally. The exploit has been published and may be used. Patch name: febeb977936f9519a25d9fbd10ff8256358cdb97. It is suggested to install a patch to address this issue."},{"lang":"es","value":"Se ha encontrado una vulnerabilidad en skvadrik re2c hasta la versión 4.4. La función afectada es check_and_merge_special_rules del archivo src/parse/ast.cc. Esta manipulación provoca una desreferencia de puntero nulo. El ataque solo puede ejecutarse localmente. El exploit ha sido publicado y puede ser utilizado. Nombre del parche: febeb977936f9519a25d9fbd10ff8256358cdb97. Se sugiere instalar un parche para solucionar este problema."}],"id":"CVE-2026-2903","lastModified":"2026-06-17T10:32:00.180","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"LOW","cvssData":{"accessComplexity":"LOW","accessVector":"LOCAL","authentication":"SINGLE","availabilityImpact":"PARTIAL","baseScore":1.7,"confidentialityImpact":"NONE","integrityImpact":"NONE","vectorString":"AV:L/AC:L/Au:S/C:N/I:N/A:P","version":"2.0"},"exploitabilityScore":3.1,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"cna@vuldb.com","type":"Secondary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":3.3,"baseSeverity":"LOW","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","version":"3.1"},"exploitabilityScore":1.8,"impactScore":1.4,"source":"cna@vuldb.com","type":"Secondary"}],"cvssMetricV40":[{"cvssData":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"LOCAL","availabilityRequirement":"NOT_DEFINED","baseScore":1.9,"baseSeverity":"LOW","confidentialityRequirement":"NOT_DEFINED","exploitMaturity":"PROOF_OF_CONCEPT","integrityRequirement":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","privilegesRequired":"LOW","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnerabilityResponseEffort":"NOT_DEFINED"},"source":"cna@vuldb.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2026-2903","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-02-26T16:21:03.435710Z","version":"2.0.3"}}]},"published":"2026-02-22T01:16:00.563","references":[{"source":"cna@vuldb.com","url":"https://github.com/oneafter/0202/blob/main/re/repro"},{"source":"cna@vuldb.com","url":"https://github.com/skvadrik/re2c/"},{"source":"cna@vuldb.com","url":"https://github.com/skvadrik/re2c/commit/febeb977936f9519a25d9fbd10ff8256358cdb97"},{"source":"cna@vuldb.com","url":"https://github.com/skvadrik/re2c/issues/571"},{"source":"cna@vuldb.com","url":"https://github.com/skvadrik/re2c/issues/571#issuecomment-3837675101"},{"source":"cna@vuldb.com","url":"https://vuldb.com/?ctiid.347210"},{"source":"cna@vuldb.com","url":"https://vuldb.com/?id.347210"},{"source":"cna@vuldb.com","url":"https://vuldb.com/?submit.755030"}],"sourceIdentifier":"cna@vuldb.com","vulnStatus":"Deferred","weaknesses":[{"description":[{"lang":"en","value":"CWE-404"},{"lang":"en","value":"CWE-476"}],"source":"cna@vuldb.com","type":"Secondary"}]}
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