{"id":"OESA-2026-2706","summary":"giflib security update","details":"giflib is a library of gif images and provides utilities for processing images.\r\n\r\nSecurity Fix(es):\n\nBuffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validating its allocated size.(CVE-2026-26740)","modified":"2026-08-18T01:20:06.183886765Z","published":"2026-06-24T11:11:38Z","upstream":["CVE-2026-26740"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2706"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26740"}],"affected":[{"package":{"name":"giflib","ecosystem":"openEuler:20.03-LTS-SP4","purl":"pkg:rpm/openEuler/giflib&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.2.2-4.oe2003sp4"}]}],"ecosystem_specific":{"x86_64":["giflib-5.2.2-4.oe2003sp4.x86_64.rpm","giflib-debuginfo-5.2.2-4.oe2003sp4.x86_64.rpm","giflib-debugsource-5.2.2-4.oe2003sp4.x86_64.rpm","giflib-devel-5.2.2-4.oe2003sp4.x86_64.rpm","giflib-utils-5.2.2-4.oe2003sp4.x86_64.rpm"],"aarch64":["giflib-5.2.2-4.oe2003sp4.aarch64.rpm","giflib-debuginfo-5.2.2-4.oe2003sp4.aarch64.rpm","giflib-debugsource-5.2.2-4.oe2003sp4.aarch64.rpm","giflib-devel-5.2.2-4.oe2003sp4.aarch64.rpm","giflib-utils-5.2.2-4.oe2003sp4.aarch64.rpm"],"noarch":["giflib-help-5.2.2-4.oe2003sp4.noarch.rpm"],"src":["giflib-5.2.2-4.oe2003sp4.src.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2026-2706.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H"}]}