{"id":"CVE-2019-18397","state":"PUBLISHED","title":"A buffer overflow in the fribidi_get_par_embedding_levels_ex() function in lib/fribidi-bidi.c of GNU FriBidi through 1.0.7 allows an attacker to cause a denial of service or possib","description":"A buffer overflow in the fribidi_get_par_embedding_levels_ex() function in lib/fribidi-bidi.c of GNU FriBidi through 1.0.7 allows an attacker to cause a denial of service or possibly execute arbitrary code by delivering crafted text content to a user, when this content is then rendered by an application that uses FriBidi for text layout calculations. Examples include any GNOME or GTK+ based application that uses Pango for text layout, as this internally uses FriBidi for bidirectional text layout. For example, the attacker can construct a crafted text file to be opened in GEdit, or a crafted IRC message to be viewed in HexChat.","publishedAt":"2019-11-13T13:55:35.000Z","updatedAt":"2024-08-05T01:54:14.298Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/fribidi/fribidi/commit/034c6e9a1d296286305f4cfd1e0072b879f52568","https://marc.info/?l=oss-security&m=157322128105807&w=2","https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=944327","https://security-tracker.debian.org/tracker/CVE-2019-18397","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/W5UJRTG32FDNI7T637Q6PZYL3UCRR5HR/","https://access.redhat.com/errata/RHSA-2019:4326","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TFS3N6KKXPI6ATDNEUFRSLX7R6BOBNIP/","https://access.redhat.com/errata/RHSA-2019:4361","https://access.redhat.com/errata/RHSA-2020:0291","https://security.gentoo.org/glsa/202003-41"],"weaknesses":[],"ingestedAt":"2026-10-29T19:45:41.458Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2019/18xxx/CVE-2019-18397.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2019-18397","state":"PUBLISHED","datePublished":"2019-11-13T13:55:35.000Z","dateUpdated":"2024-08-05T01:54:14.298Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2019-10-24T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A buffer overflow in the fribidi_get_par_embedding_levels_ex() function in lib/fribidi-bidi.c of GNU FriBidi through 1.0.7 allows an attacker to cause a denial of service or possibly execute arbitrary code by delivering crafted text content to a user, when this content is then rendered by an application that uses FriBidi for text layout calculations. Examples include any GNOME or GTK+ based application that uses Pango for text layout, as this internally uses FriBidi for bidirectional text layout. 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