{"id":"CVE-2026-111144","aliases":["DEBIAN-CVE-2026-111144","EUVD-2026-102271","GHSA-5h8x-q9qp-crv3","UBUNTU-CVE-2026-111144","openSUSE-SU-2026:12419-1"],"status":"published","title":"libansilove 1.3.0 through 1.4.2 NULL Pointer Dereference via ansilove_xbin","description":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in ansilove_xbin() that allows attackers to crash applications by supplying a crafted XBIN file. Attackers can set the 512-character flag without the custom-font flag, causing drawchar() to index a NULL high_font_data_xbin pointer and terminate the process.","severity":{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00128,"percentile":0.02457,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-10-15T18:57:35Z","modified":"2026-11-05T17:27:03Z","affected":[{"source":"osv","ecosystem":"Debian:12","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.1-1","1.4.1-1","1.4.1-2","1.4.2-1","1.4.2-2","1.4.3-1"]},{"source":"osv","ecosystem":"Debian:13","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.1-2","1.4.2-1","1.4.2-2","1.4.3-1"]},{"source":"osv","ecosystem":"Debian:14","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.1-2","1.4.2-1","1.4.2-2","1.4.3-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.2-1","1.1.5-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.8-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.1-1","1.4.1-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.2-2"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.1-2","1.4.2-1","1.4.2-2"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"libansilove","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.4-1.1"}]}],"bundled":2}],"products":[{"vendor":"ansilove","product":"libansilove"}],"references":[{"url":"https://hackmd.io/@haind-pwn/libansilove-xbin-rle-oob-read-and-null-font-deref","tags":["technical-description","exploit","evidence","report"]},{"url":"https://github.com/ansilove/libansilove/blob/f1b05447aa566aa4eef9b05ebf8c2aaf1e379cd3/src/loaders/xbin.c#L119-L166","tags":["technical-description","article","report"]},{"url":"https://github.com/ansilove/libansilove/blob/f1b05447aa566aa4eef9b05ebf8c2aaf1e379cd3/src/loaders/xbin.c#L224-L232","tags":["technical-description","article","report"]},{"url":"https://github.com/ansilove/libansilove/blob/f1b05447aa566aa4eef9b05ebf8c2aaf1e379cd3/src/drawchar.c#L28-L35","tags":["technical-description","article","report"]},{"url":"https://github.com/ansilove/libansilove","tags":["product","package","report"]},{"url":"https://www.vulncheck.com/advisories/libansilove-1.3.0-through-1.4.2-null-pointer-dereference-via-ansilove-xbin","tags":["third-party-advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111144","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5h8x-q9qp-crv3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111144.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-111144","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-111144","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-111144","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-111143","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-111144","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-111144","title":"libansilove 1.3.0 through 1.4.2 NULL Pointer Dereference via ansilove_xbin","description":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in ansilove_xbin() that allows attackers to crash applications by supplying a crafted XBIN file. Attackers can set the 512-character flag without the custom-font flag, causing drawchar() to index a NULL high_font_data_xbin pointer and terminate the process.","status":"published","published":"2026-10-15T18:57:35.373Z","modified":"2026-10-26T14:02:41.324Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:20:15.34316Z"}],"euvd":[{"id":"EUVD-2026-102271","description":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in ansilove_xbin() that allows attackers to crash applications by supplying a crafted XBIN file. Attackers can set the 512-character flag without the custom-font flag, causing drawchar() to index a NULL high_font_data_xbin pointer and terminate the process.","status":"published","published":"2026-10-15T18:57:35Z","modified":"2026-10-26T14:02:41Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:29.915597Z"}],"ghsa":[{"id":"GHSA-5h8x-q9qp-crv3","title":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in...","description":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in ansilove_xbin() that allows attackers to crash applications by supplying a crafted XBIN file. Attackers can set the 512-character flag without the custom-font flag, causing drawchar() to index a NULL high_font_data_xbin pointer and terminate the process.","status":"published","published":"2026-10-15T21:36:05Z","modified":"2026-10-15T21:36:06Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/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","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:13:49.297576Z"}],"nvd":[{"id":"CVE-2026-111144","description":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in ansilove_xbin() that allows attackers to crash applications by supplying a crafted XBIN file. Attackers can set the 512-character flag without the custom-font flag, causing drawchar() to index a NULL high_font_data_xbin pointer and terminate the process.","status":"published","published":"2026-10-15T19:17:28.707Z","modified":"2026-10-26T15:16:37.367Z","cvss":[{"version":"4.0","score":6.8,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/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","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:59.751798Z"}],"osv":[{"id":"CVE-2026-111144","title":"libansilove 1.3.0 through 1.4.2 NULL Pointer Dereference via ansilove_xbin","description":"libansilove 1.3.0 through 1.4.2 contains a NULL pointer dereference vulnerability in ansilove_xbin() that allows attackers to crash applications by supplying a crafted XBIN file. 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