{"id":"CVE-2007-2026","aliases":["DEBIAN-CVE-2007-2026","EUVD-2007-2021","GHSA-q6xr-rq9m-h889"],"status":"published","title":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial...","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","severity":{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02092,"percentile":0.8176,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2007-04-13T18:00:00Z","modified":"2026-10-21T17:47:48Z","fixes":[{"ecosystem":"Debian:12","package":"file","fixed_in":["4.20-6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"file","fixed_in":["4.20-6"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"file","fixed_in":["4.20-6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"file","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20-6"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"file","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20-6"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"file","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.20-6"}]}]}],"products":[{"vendor":"amavis","product":"virus_scanner"},{"vendor":"gentoo","product":"file"}],"references":[{"url":"https://bugs.gentoo.org/show_bug.cgi?id=174217","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/24918","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.gentoo.org/security/en/glsa/glsa-200704-13.xml","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","web"]},{"url":"http://sourceforge.net/mailarchive/forum.php?thread_name=755AF709E5B77E6EA58479D5%40foxx.lsit.ucsb.edu\u0026forum_name=amavis-user","tags":["x_refsource_MISC","x_transferred","web"]},{"url":"https://issues.rpath.com/browse/RPL-1311","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://www.amavis.org/security/asa-2007-3.txt","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/25544","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:114","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/25578","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/archive/1/469520/30/6420/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","web"]},{"url":"http://www.vupen.com/english/advisories/2007/2071","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","advisory"]},{"url":"http://secunia.com/advisories/25394","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","advisory"]},{"url":"http://www.securityfocus.com/bid/24146","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2007-2026"},{"url":"https://github.com/advisories/GHSA-q6xr-rq9m-h889"},{"url":"https://security-tracker.debian.org/tracker/CVE-2007-2026","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2007-2026","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","status":"published","published":"2007-04-13T18:00:00Z","modified":"2024-08-07T13:23:49.634Z","updated_at":"2026-11-02T13:32:34.372976Z"}],"euvd":[{"id":"EUVD-2007-2021","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","status":"published","published":"2007-04-13T18:00:00Z","modified":"2024-08-07T13:23:49Z","updated_at":"2026-11-03T01:38:23.350618Z"}],"ghsa":[{"id":"GHSA-q6xr-rq9m-h889","title":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial...","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","status":"published","published":"2022-05-01T17:59:21Z","modified":"2023-01-31T05:03:32Z","updated_at":"2026-11-02T14:48:29.288424Z"}],"nvd":[{"id":"CVE-2007-2026","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","status":"published","published":"2007-04-13T18:19:00Z","modified":"2026-06-16T22:38:46.463Z","cvss":[{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"updated_at":"2026-11-02T14:01:14.732044Z"}],"osv":[{"id":"CVE-2007-2026","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","status":"published","published":"2007-04-13T18:19:00Z","modified":"2026-04-10T03:38:49.203014Z","updated_at":"2026-11-02T15:43:56.865964Z"},{"id":"DEBIAN-CVE-2007-2026","description":"The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters, which is not well handled by OS/2 REXX regular expressions that use wildcards, as originally reported for AMaViS.","status":"published","published":"2007-04-13T18:19:00Z","modified":"2026-10-21T17:47:48.499085512Z","updated_at":"2026-11-02T15:45:23.411908Z"}]}}