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2 vulnerabilities by skvadrik
CVE-2026-2903 (GCVE-0-2026-2903)
Vulnerability from nvd – Published: 2026-02-22 00:32 – Updated: 2026-06-23 15:50 X_Open Source
VLAI
EPSS
VEX
Title
skvadrik re2c ast.cc check_and_merge_special_rules null pointer dereference
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
8 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.347210 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.347210 | signaturepermissions-required |
| https://vuldb.com/?submit.755030 | third-party-advisory |
| https://github.com/skvadrik/re2c/issues/571 | issue-tracking |
| https://github.com/skvadrik/re2c/issues/571#issue… | issue-tracking |
| https://github.com/oneafter/0202/blob/main/re/repro | exploit |
| https://github.com/skvadrik/re2c/commit/febeb9779… | patch |
| https://github.com/skvadrik/re2c/ | product |
Impacted products
Credits
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CVE-2026-2903 (GCVE-0-2026-2903)
Vulnerability from cvelistv5 – Published: 2026-02-22 00:32 – Updated: 2026-06-23 15:50 X_Open Source
VLAI
EPSS
VEX
Title
skvadrik re2c ast.cc check_and_merge_special_rules null pointer dereference
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
Assigner
References
8 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.347210 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.347210 | signaturepermissions-required |
| https://vuldb.com/?submit.755030 | third-party-advisory |
| https://github.com/skvadrik/re2c/issues/571 | issue-tracking |
| https://github.com/skvadrik/re2c/issues/571#issue… | issue-tracking |
| https://github.com/oneafter/0202/blob/main/re/repro | exploit |
| https://github.com/skvadrik/re2c/commit/febeb9779… | patch |
| https://github.com/skvadrik/re2c/ | product |
Impacted products
Credits
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}
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