{"id":"CVE-2026-88360","title":"libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images","summary":"libvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly…","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-1339"],"vendor":"Red Hat","published":"2026-09-24","updated":"2026-10-06","sourceUpdated":"2026-10-06T18:16:57.183","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-88360","references":[{"url":"https://github.com/libvips/libvips/issues/5187","label":"cve@mitre.org"},{"url":"https://github.com/libvips/libvips/issues/5187","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-88360.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-88360"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-88360"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-88360"}],"tags":["nvd","cve.org","csaf","vex","red-hat","exploit-available","score-dispute"],"epss":0.00316,"epssPercentile":0.24419,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"partial","timestamp":"2026-10-06T15:50:30.333838Z"},"scores":{"nvd":7.5,"vendor":5.5,"adp":7.5},"ingestedAt":"2026-09-24T14:44:21.326Z","slug":"CVE-2026-88360","body":"## Overview\n\nlibvips 8.19.0 contains a memory access vulnerability when processing little-endian PFM images. If the PFM text header length is not a multiple of four bytes, the mmap-based loader can expose pixel data at an address that is not properly aligned for float access. vips_avg_scan() subsequently dereferences the buffer through a float pointer, resulting in undefined behavior and process termination on strict-alignment architectures or UBSan-instrumented builds, leading to denial of service.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-09-25 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-88360.json)","depth":"midnight","depthScore":53,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":216682,"id":"CVE-2026-88360","ts":1791314051513,"field":"cvss","old":"5.5","new":"7.5"},{"seq":216681,"id":"CVE-2026-88360","ts":1791314051513,"field":"severity","old":"medium","new":"high"},{"seq":216626,"id":"CVE-2026-88360","ts":1791310379521,"field":"exploit_available","old":"false","new":"true"},{"seq":211327,"id":"CVE-2026-88360","ts":1790408708006,"field":"cvss","old":null,"new":"5.5"},{"seq":211326,"id":"CVE-2026-88360","ts":1790408708006,"field":"severity","old":"none","new":"medium"}]}