{"id":"CVE-2026-70652","aliases":["DEBIAN-CVE-2026-70652","EUVD-2026-63652","GHSA-h27h-jf9v-m8rg","UBUNTU-CVE-2026-70652","openSUSE-SU-2026:12266-1"],"status":"published","title":"libvips: Possible heap-based buffer read overflow when resizing and re-encoding a JPEG with gain map","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","severity":{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00142,"percentile":0.03518,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-126"],"published":"2026-08-20T21:04:51Z","modified":"2026-11-03T21:21:23Z","fixes":[{"ecosystem":"Debian:14","package":"vips","fixed_in":["8.18.3-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:14","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.18.3-1"}]}],"versions":["8.16.1-1","8.16.1-2","8.17.3-1","8.17.3-2","8.18.0-1","8.18.0-2","8.18.0-3","8.18.1-1","8.18.2-1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["7.40.6-2ubuntu2","8.0.2-2","8.2.1-1","8.2.2-1","8.2.2-1ubuntu0.1~esm1"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.4.5-1build1","8.4.5-1ubuntu0.1~esm1","8.4.5-1ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.7.4-1build1","8.8.3-3","8.8.3-3ubuntu1","8.9.0-1","8.9.0-1build1","8.9.1-1","8.9.1-2","8.9.1-2ubuntu0.1~esm1","8.9.1-2ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.10.5-2ubuntu1","8.11.4-2","8.12.1-1","8.12.1-1build1","8.12.1-1ubuntu0.1~esm1","8.12.1-1ubuntu0.1~esm2","8.12.1-1ubuntu0.1~esm3"]},{"source":"osv","ecosystem":"Ubuntu:Pro:24.04:LTS","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.14.3-1","8.14.5-1","8.15.0-1","8.15.0-2","8.15.1-1","8.15.1-1build1","8.15.1-1.1build3","8.15.1-1.1build4","8.15.1-1.1ubuntu0.1~esm1","8.15.1-1.1ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:26.04:LTS","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["8.16.1-1","8.16.1-2","8.17.3-2","8.18.0-1","8.18.0-1build1","8.18.0-1ubuntu0.1~esm1","8.18.0-1ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"vips","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"8.18.7-1.1"}]}],"bundled":9}],"products":[{"vendor":"libvips","product":"libvips"}],"references":[{"url":"https://github.com/libvips/libvips/security/advisories/GHSA-h27h-jf9v-m8rg","tags":["x_refsource_CONFIRM","advisory","report"]},{"url":"https://github.com/libvips/libvips/pull/5039","tags":["x_refsource_MISC","fix","report"]},{"url":"https://github.com/libvips/libvips/commit/cff17794f0698a4f47c74bb31c9700b2c83252a8","tags":["x_refsource_MISC","fix"]},{"url":"https://github.com/libvips/libvips/releases/tag/v8.18.3","tags":["x_refsource_MISC","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/70xxx/CVE-2026-70652.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-70652","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-70652","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-70652","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-70652","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-17534","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6976","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-40032","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-59933","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-2913","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-69242","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-70651","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-70652","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-70654","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-70652","title":"libvips: Possible heap-based buffer read overflow when resizing and re-encoding a JPEG with gain map","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","status":"published","published":"2026-08-20T21:04:51.898Z","modified":"2026-08-21T21:45:43.586Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low","assessor":"cna"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T13:35:22.169514Z"}],"euvd":[{"id":"EUVD-2026-63652","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","status":"published","published":"2026-08-20T21:04:51Z","modified":"2026-08-21T21:45:43Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-02T18:01:36.505605Z"}],"nvd":[{"id":"CVE-2026-70652","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","status":"published","published":"2026-08-20T21:17:08.27Z","modified":"2026-10-26T10:10:00.14Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/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":"low","assessor":"secondary"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:12:40.302911Z"}],"osv":[{"id":"CVE-2026-70652","title":"libvips: Possible heap-based buffer read overflow when resizing and re-encoding a JPEG with gain map","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","status":"published","published":"2026-08-20T21:04:51.898Z","modified":"2026-10-28T11:22:40.72578832Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T15:45:15.164658Z"},{"id":"DEBIAN-CVE-2026-70652","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","status":"published","published":"2026-08-20T21:17:08.27Z","modified":"2026-10-27T09:47:42.759321315Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/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":"low"}],"updated_at":"2026-11-02T15:46:02.094661Z"},{"id":"UBUNTU-CVE-2026-70652","description":"libvips is a fast image processing library with low memory needs. Prior to version 8.18.3, libvips built with libultrahdr support can incorrectly size an output buffer in libvips/foreign/uhdrsave.c within vips_foreign_save_uhdr_set_raw_hdr when a pipeline enlarges an incoming JPEG to a very large output before encoding a gain map through VipsForeignSaveUhdr. The undersized allocation can cause a heap buffer over-read that may disclose adjacent data or crash the process. This issue is fixed in version 8.18.3.","status":"published","published":"2026-08-20T21:17:00Z","modified":"2026-11-03T21:21:23.404592144Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-03T21:39:46.227861Z"},{"id":"openSUSE-SU-2026:12266-1","title":"libvips-devel-8.18.7-1.1 on GA media","description":"These are all security issues fixed in the libvips-devel-8.18.7-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-24T00:00:00Z","modified":"2026-10-25T17:30:03.892254255Z","updated_at":"2026-11-02T16:58:40.245664Z"}]}}