{"id":"CVE-2026-42310","aliases":["BIT-pillow-2026-42310","CLSA-2026-1788340286","CLSA-2026-1788343065","CLSA-2026-1788936404","CLSA-2026-1790246531","CLSA-2026-1790246848","CLSA-2026-1790674233","DEBIAN-CVE-2026-42310","EUVD-2026-28902","GHSA-r73j-pqj5-w3x7","MGASA-2026-0219","OESA-2026-2515","OESA-2026-2516","OESA-2026-2517","OESA-2026-2518","OESA-2026-2519","PYSEC-2026-2874","ROOT-APP-PYPI-CVE-2026-42310","SUSE-SU-2026:1842-1","SUSE-SU-2026:21861-1","SUSE-SU-2026:2234-1","UBUNTU-CVE-2026-42310","USN-8399-1","openSUSE-SU-2026:20831-1"],"status":"published","title":"Pillow: PDF Parsing Trailer Infinite Loop (DoS)","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","severity":{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00171,"percentile":0.06588,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-835"],"published":"2026-05-04T20:19:30Z","modified":"2026-11-06T11:15:05Z","fixes":[{"ecosystem":"PyPI","package":"pillow","fixed_in":["12.2.0"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"pillow","fixed_in":["12.2.0"],"sources":["osv"]},{"ecosystem":"TuxCare:PyPI","package":"pillow","fixed_in":["9.5.0.post5+tuxcare","10.4.0.post7+tuxcare","11.2.1.post6+tuxcare","9.4.0.post7+tuxcare","8.4.0.post7+tuxcare"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"pillow","fixed_in":["11.1.0-5+deb13u3"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"pillow","fixed_in":["12.2.0-1"],"sources":["osv"]},{"ecosystem":"Root:PyPI","package":"pillow","fixed_in":["10.3.0+aikido.3","10.3.0+aikido.4","10.3.0+aikido.5","10.3.0+aikido.6","12.1.0+aikido.5","10.3.0+aikido.7","12.1.0+aikido.6","10.3.0+aikido.8","10.4.0+aikido.8","9.5.0+aikido.7","9.3.0+aikido.8","11.0.0+aikido.7","11.1.0+aikido.7","11.2.1+aikido.2","12.1.0+aikido.7","10.3.0+aikido.9","9.3.0+aikido.9","10.3.0+aikido.10","12.1.0+aikido.8","11.2.1+aikido.3","11.1.0+aikido.8","11.0.0+aikido.8","12.1.0+aikido.9","12.1.0+aikido.10","10.3.0+aikido.11","9.3.0+aikido.10","9.3.0+aikido.11","11.1.0+aikido.9","10.4.0+aikido.9","11.2.1+aikido.4","9.5.0+aikido.8","9.5.0+aikido.9","12.1.0+aikido.11","9.5.0+aikido.10","11.1.0+aikido.10","10.4.0+aikido.10","11.0.0+aikido.9","10.3.0+aikido.12","11.2.1+aikido.5","9.3.0+aikido.12","9.5.0+aikido.11","9.3.0+aikido.13","10.4.0+aikido.11","12.1.0+aikido.12","11.2.1+aikido.6","11.1.0+aikido.11","10.3.0+aikido.13","11.0.0+aikido.10","11.2.1+aikido.7","9.3.0+aikido.14","11.1.0+aikido.12","9.5.0+aikido.12","10.4.0+aikido.12","9.3.0+aikido.15","11.1.0+aikido.13","12.1.0+aikido.13","10.3.0+aikido.14","11.0.0+aikido.11","9.3.0+aikido.16","10.3.0+aikido.15","10.4.0+aikido.13","9.3.0+aikido.17","9.5.0+aikido.13","11.2.1+aikido.8","11.0.0+aikido.12","11.1.0+aikido.14","12.1.0+aikido.14","10.3.0+aikido.16","10.4.0+aikido.14","11.1.0+aikido.15","11.2.1+aikido.9","10.4.0+aikido.15","12.1.0+aikido.15","10.3.0+aikido.17","11.0.0+aikido.13","9.5.0+aikido.14","10.4.0+aikido.16","10.3.0+aikido.18","10.3.0+aikido.19","10.4.0+aikido.17","10.3.0+aikido.20","11.0.0+aikido.14","9.5.0+aikido.15","9.5.0+aikido.16","9.5.0+aikido.17","9.5.0+aikido.18","9.5.0+aikido.19","10.4.0+aikido.18"],"sources":["osv"]},{"ecosystem":"Ubuntu:22.04:LTS","package":"pillow","fixed_in":["9.0.1-1ubuntu0.4"],"sources":["osv"]},{"ecosystem":"Ubuntu:24.04:LTS","package":"pillow","fixed_in":["10.2.0-1ubuntu1.2"],"sources":["osv"]},{"ecosystem":"Ubuntu:25.10","package":"pillow","fixed_in":["11.3.0-1ubuntu1.3"],"sources":["osv"]},{"ecosystem":"Ubuntu:26.04:LTS","package":"pillow","fixed_in":["12.1.1-2ubuntu1.2"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"4.2.0"},{"fixed":"12.2.0"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"pillow","ranges":[{"type":"SEMVER","events":[{"introduced":"4.2.0"},{"fixed":"12.2.0"}]}]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.5.0"},{"fixed":"9.5.0.post5+tuxcare"}]}],"versions":["9.5.0","9.5.0.post1+tuxcare","9.5.0.post2+tuxcare","9.5.0.post3+tuxcare","9.5.0.post4+tuxcare"]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"10.4.0"},{"fixed":"10.4.0.post7+tuxcare"}]}],"versions":["10.4.0","10.4.0.post1+tuxcare","10.4.0.post2+tuxcare","10.4.0.post3+tuxcare","10.4.0.post4+tuxcare","10.4.0.post5+tuxcare","10.4.0.post6+tuxcare"]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"11.2.1"},{"fixed":"11.2.1.post6+tuxcare"}]}],"versions":["11.2.1","11.2.1.post1+tuxcare","11.2.1.post2+tuxcare","11.2.1.post3+tuxcare","11.2.1.post4+tuxcare","11.2.1.post5+tuxcare"]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"9.4.0"},{"fixed":"9.4.0.post7+tuxcare"}]}],"versions":["9.4.0","9.4.0.post1+tuxcare","9.4.0.post2+tuxcare","9.4.0.post3+tuxcare","9.4.0.post4+tuxcare","9.4.0.post5+tuxcare","9.4.0.post6+tuxcare"]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"8.4.0"},{"fixed":"8.4.0.post7+tuxcare"}]}],"versions":["8.4.0","8.4.0.post1+tuxcare","8.4.0.post2+tuxcare","8.4.0.post3+tuxcare","8.4.0.post4+tuxcare","8.4.0.post5+tuxcare","8.4.0.post6+tuxcare"]},{"source":"osv","ecosystem":"TuxCare:PyPI","package":"pillow","ranges":[{"type":"ECOSYSTEM","e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Advisory","advisory","web","report"]},{"url":"https://github.com/python-pillow/Pillow/pull/9519","tags":["x_refsource_MISC","Issue Tracking","Patch","fix","web","report"]},{"url":"https://github.com/python-pillow/Pillow/commit/3bf614e4b8615d0ce1d5039efaf6db447fe7c468","tags":["x_refsource_MISC","Patch","fix","web"]},{"url":"https://github.com/python-pillow/Pillow/releases/tag/12.2.0","tags":["x_refsource_MISC","Product","Release Notes","article","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42310","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-r73j-pqj5-w3x7","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42310.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-42310","tags":["advisory"]},{"url":"https://github.com/python-pillow/Pillow","tags":["package"]},{"url":"https://advisories.mageia.org/MGASA-2026-0219.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=35657","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-8399-1","tags":["advisory"]},{"url":"https://github.com/python-pillow/Pillow/security/advisories/GHSA-wjx4-4jcj-g98j","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2515","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42308","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42311","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2516","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2517","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2518","tags":["advisory"]},{"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-2519","tags":["advisory"]},{"url":"https://pypi.org/project/pillow","tags":["package"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20261842-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1265154","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42310","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-202621861-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1265153","tags":["report"]},{"url":"https://bugzilla.suse.com/1265359","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42308","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42309","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20262234-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-42310","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-42310","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2026-42308","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2026-42309","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2026-42311","tags":["report"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-42310","title":"Pillow: PDF Parsing Trailer Infinite Loop (DoS)","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-09T04:10:48.395Z","modified":"2026-05-12T18:31:10.271Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T13:40:23.731501Z"}],"euvd":[{"id":"EUVD-2026-28902","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-09T04:10:48Z","modified":"2026-05-12T18:31:10Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T19:04:36.64757Z"}],"ghsa":[{"id":"GHSA-r73j-pqj5-w3x7","title":"Pillow has a PDF Parsing Trailer Infinite Loop (DoS)","description":"### Impact\nAn attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive.\n\n### Patches\nPatched version: 12.2.0.\n\nPdfParser (introduced in Pillow 4.2.0) follows Prev pointers in PDF trailers to read cross-reference sections. If a\ntrailer's Prev pointer references an offset that has already been processed — either pointing to itself or forming a\nlonger cycle — the parser enters an infinite loop. Pillow now tracks previously processed trailer offsets and raises an\nerror if a cycle is detected.\n\n### Workarounds\nUse any version but the affected versions: \u003e= 4.2.0, \u003c 12.2.0\n\n### Resources\n - Fix: https://github.com/python-pillow/Pillow/pull/9519","status":"published","published":"2026-05-04T20:19:30Z","modified":"2026-05-13T13:41:24Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:40:07.01746Z"}],"nvd":[{"id":"CVE-2026-42310","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-09T06:16:10.273Z","modified":"2026-07-24T21:10:00.143Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/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":"medium","assessor":"secondary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T14:12:18.239974Z"}],"osv":[{"id":"CVE-2026-42310","title":"Pillow: PDF Parsing Trailer Infinite Loop (DoS)","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-09T04:10:48.395Z","modified":"2026-11-11T10:30:42.861393005Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-835"],"updated_at":"2026-11-11T11:06:45.459796Z"},{"id":"DEBIAN-CVE-2026-42310","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-09T06:16:10.273Z","modified":"2026-10-01T03:03:23.00867894Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:54.892385Z"},{"id":"GHSA-r73j-pqj5-w3x7","title":"Pillow has a PDF Parsing Trailer Infinite Loop (DoS)","description":"### Impact\nAn attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive.\n\n### Patches\nPatched version: 12.2.0.\n\nPdfParser (introduced in Pillow 4.2.0) follows Prev pointers in PDF trailers to read cross-reference sections. If a\ntrailer's Prev pointer references an offset that has already been processed — either pointing to itself or forming a\nlonger cycle — the parser enters an infinite loop. Pillow now tracks previously processed trailer offsets and raises an\nerror if a cycle is detected.\n\n### Workarounds\nUse any version but the affected versions: \u003e= 4.2.0, \u003c 12.2.0\n\n### Resources\n - Fix: https://github.com/python-pillow/Pillow/pull/9519","status":"published","published":"2026-05-04T20:19:30Z","modified":"2026-09-10T03:50:55.309086884Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-835"],"updated_at":"2026-11-02T15:46:55.480549Z"},{"id":"OESA-2026-2515","title":"python-pillow security update","description":"Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \\ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift.    of CVE-2022-22815,CVE-2022-22816)\r\n\r\nSecurity Fix(es):\n\nPillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.(CVE-2026-42308)\n\nPillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.(CVE-2026-42310)\n\nPillow is a Python imaging library. From version 10.3.0 to before version 12.2.0, processing a malicious PSD file could lead to memory corruption, potentially resulting in a crash or arbitrary code execution. This issue has been patched in version 12.2.0.(CVE-2026-42311)","status":"published","published":"2026-05-29T11:11:28Z","modified":"2026-08-18T01:20:01.759183043Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2516","title":"python-pillow security update","description":"Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \\ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift.    of CVE-2022-22815,CVE-2022-22816)\r\n\r\nSecurity Fix(es):\n\nPillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.(CVE-2026-42308)\n\nPillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.(CVE-2026-42310)","status":"published","published":"2026-05-29T11:11:28Z","modified":"2026-08-18T01:20:01.941251402Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2517","title":"python-pillow security update","description":"Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \\ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift.    of CVE-2022-22815,CVE-2022-22816)\r\n\r\nSecurity Fix(es):\n\nPillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.(CVE-2026-42308)\n\nPillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.(CVE-2026-42310)","status":"published","published":"2026-05-29T11:11:28Z","modified":"2026-08-18T01:20:01.589555078Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2518","title":"python-pillow security update","description":"Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \\ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift.    of CVE-2022-22815,CVE-2022-22816)\r\n\r\nSecurity Fix(es):\n\nPillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.(CVE-2026-42308)\n\nPillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.(CVE-2026-42310)","status":"published","published":"2026-05-29T11:11:28Z","modified":"2026-08-18T01:20:02.000789744Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"OESA-2026-2519","title":"python-pillow security update","description":"Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \\ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift.    of CVE-2022-22815,CVE-2022-22816)\r\n\r\nSecurity Fix(es):\n\nPillow is a Python imaging library. Prior to version 12.2.0, if a font advances for each glyph by an exceeding large amount, when Pillow keeps track of the current position, it may lead to an integer overflow. This issue has been patched in version 12.2.0.(CVE-2026-42308)\n\nPillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.(CVE-2026-42310)","status":"published","published":"2026-05-29T11:11:28Z","modified":"2026-08-18T01:20:02.039963908Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:46.449097Z"},{"id":"PYSEC-2026-2874","title":"Pillow has a PDF Parsing Trailer Infinite Loop (DoS)","description":"### Impact\nAn attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive.\n\n### Patches\nPatched version: 12.2.0.\n\nPdfParser (introduced in Pillow 4.2.0) follows Prev pointers in PDF trailers to read cross-reference sections. If a\ntrailer's Prev pointer references an offset that has already been processed — either pointing to itself or forming a\nlonger cycle — the parser enters an infinite loop. Pillow now tracks previously processed trailer offsets and raises an\nerror if a cycle is detected.\n\n### Workarounds\nUse any version but the affected versions: \u003e= 4.2.0, \u003c 12.2.0\n\n### Resources\n - Fix: https://github.com/python-pillow/Pillow/pull/9519","status":"published","published":"2026-07-13T15:02:57.093476Z","modified":"2026-07-13T16:42:37.358429541Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T15:52:56.429374Z"},{"id":"ROOT-APP-PYPI-CVE-2026-42310","title":"CVE-2026-42310 in pillow - Patched by Root","description":"Root has patched CVE-2026-42310 in the pillow package for Root:PyPI. Multiple fixed versions available.","status":"published","published":"2026-11-06T10:13:42Z","modified":"2026-11-06T11:15:05.421819302Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-06T11:42:45.055937Z"},{"id":"UBUNTU-CVE-2026-42310","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-09T06:16:00Z","modified":"2026-11-04T03:30:21.632229418Z","cvss":[{"version":"4.0","score":5.1,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N","level":"medium"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-04T03:56:39.110241Z"},{"id":"BIT-pillow-2026-42310","title":"Pillow: PDF Parsing Trailer Infinite Loop (DoS)","description":"Pillow is a Python imaging library. From version 4.2.0 to before version 12.2.0, an attacker can supply a malicious PDF that causes the process to hang indefinitely, consuming 100% CPU and making the application unresponsive. This issue has been patched in version 12.2.0.","status":"published","published":"2026-05-12T08:54:04.533Z","modified":"2026-09-08T08:48:18.525175082Z","updated_at":"2026-11-02T15:28:34.724063Z"},{"id":"CLSA-2026-1788340286","title":"TuxCare security update for pillow (1 CVE)","description":"TuxCare rebuilt pillow to address 1 CVE. Fixed in 9.5.0.post5+tuxcare.","status":"published","published":"2026-09-02T09:11:26Z","modified":"2026-10-15T09:48:01.234727279Z","updated_at":"2026-11-02T15:43:47.591214Z"},{"id":"CLSA-2026-1788343065","title":"TuxCare security update for pillow (1 CVE)","description":"TuxCare rebuilt pillow to address 1 CVE. Fixed in 10.4.0.post7+tuxcare.","status":"published","published":"2026-09-02T09:57:45Z","modified":"2026-10-15T09:48:01.196140659Z","updated_at":"2026-11-02T15:43:47.591214Z"},{"id":"CLSA-2026-1788936404","title":"TuxCare security update for pillow (1 CVE)","description":"TuxCare rebuilt pillow to address 1 CVE. Fixed in 11.2.1.post6+tuxcare.","status":"published","published":"2026-09-09T06:46:44Z","modified":"2026-10-15T09:48:01.234972583Z","updated_at":"2026-11-02T15:43:47.938828Z"},{"id":"CLSA-2026-1790246531","title":"TuxCare security update for pillow (1 CVE)","description":"TuxCare rebuilt pillow to address 1 CVE. Fixed in 9.4.0.post7+tuxcare.","status":"published","published":"2026-09-24T10:42:11Z","modified":"2026-10-15T09:48:02.079554491Z","updated_at":"2026-11-02T15:43:48.28229Z"},{"id":"CLSA-2026-1790246848","title":"TuxCare security update for pillow (1 CVE)","description":"TuxCare rebuilt pillow to address 1 CVE. Fixed in 8.4.0.post7+tuxcare.","status":"published","published":"2026-09-24T10:47:28Z","modified":"2026-10-15T09:48:02.019347473Z","updated_at":"2026-11-02T15:43:48.28229Z"},{"id":"CLSA-2026-1790674233","title":"TuxCare security update for pillow (14 CVEs)","description":"TuxCare rebuilt pillow to address 14 CVEs. Fixed in 11.3.0.post5+tuxcare.","status":"published","published":"2026-09-29T09:30:33Z","modified":"2026-10-15T09:48:02.144374386Z","updated_at":"2026-11-02T15:43:48.65893Z"},{"id":"MGASA-2026-0219","title":"Updated python-pillow packages fix security vulnerabilities","description":"Integer overflow when processing fonts. (CVE-2026-42308)\nPDF Parsing Trailer Infinite Loop (DoS). (CVE-2026-42310)\n","status":"published","published":"2026-06-18T07:22:53Z","modified":"2026-06-18T07:30:04.829687781Z","updated_at":"2026-11-02T15:49:43.795591Z"},{"id":"openSUSE-SU-2026:20831-1","title":"Security update for python-Pillow","description":"This update for python-Pillow fixes the following issues\n\n- CVE-2026-42308: integer overflow in font processing can lead to denial of service (bsc#1265359).\n- CVE-2026-42309: heap buffer overflow when processing nested list coordinates (bsc#1265153).\n- CVE-2026-42310: infinite loop and resource exhaustion when processing specially crafted PDFs (bsc#1265154).\n","status":"published","published":"2026-05-28T16:02:39Z","modified":"2026-05-30T23:15:09.181750475Z","updated_at":"2026-11-02T16:58:41.463445Z"},{"id":"SUSE-SU-2026:1842-1","title":"Security update for python-Pillow","description":"This update for python-Pillow fixes the following issue\n\n- CVE-2026-42310: infinite loop and resource exhaustion when processing specially crafted PDFs (bsc#1265154).\n","status":"published","published":"2026-05-13T15:23:58Z","modified":"2026-05-14T08:15:11.111642Z","updated_at":"2026-11-02T15:54:01.610851Z"},{"id":"SUSE-SU-2026:21861-1","title":"Security update for python-Pillow","description":"This update for python-Pillow fixes the following issues\n\n- CVE-2026-42308: integer overflow in font processing can lead to denial of service (bsc#1265359).\n- CVE-2026-42309: heap buffer overflow when processing nested list coordinates (bsc#1265153).\n- CVE-2026-42310: infinite loop and resource exhaustion when processing specially crafted PDFs (bsc#1265154).\n","status":"published","published":"2026-05-28T16:03:47Z","modified":"2026-06-02T18:24:30.571204402Z","updated_at":"2026-11-02T15:54:02.654057Z"},{"id":"SUSE-SU-2026:2234-1","title":"Security update for python-Pillow","description":"This update for python-Pillow fixes the following issues\n\n- CVE-2026-42308: integer overflow in font processing can lead to denial of service (bsc#1265359).\n- CVE-2026-42310: infinite loop and resource exhaustion when processing specially crafted PDFs (bsc#1265154).\n","status":"published","published":"2026-06-03T10:59:43Z","modified":"2026-06-05T18:24:08.707385391Z","updated_at":"2026-11-02T15:54:03.080707Z"},{"id":"USN-8399-1","title":"pillow vulnerabilities","description":"It was discovered that Pillow incorrectly handled large glyph advance\nvalues in fonts. An attacker could possibly use this issue to cause Pillow\nto crash, resulting in a denial of service. (CVE-2026-42308)\n\nIt was discovered that Pillow incorrectly handled nested coordinate lists\nin certain APIs. An attacker could possibly use this issue to cause Pillow\nto crash, resulting in a denial of service. This issue only affected Ubuntu\n25.10 and Ubuntu 26.04 LTS. (CVE-2026-42309)\n\nIt was discovered that Pillow incorrectly handled certain malformed PDF\nfiles. An attacker could possibly use this issue to cause Pillow to use\nexcessive resources, leading to a denial of service. (CVE-2026-42310)\n\nIt was discovered that Pillow incorrectly handled certain malformed PSD\nfiles. An attacker could possibly use this issue to cause Pillow to crash,\nresulting in a denial of service, or to execute arbitrary code. This issue\nonly affected Ubuntu 25.10 and Ubuntu 26.04 LTS. (CVE-2026-42311)","status":"published","published":"2026-06-08T12:43:16Z","modified":"2026-06-08T19:04:20.882395402Z","updated_at":"2026-11-02T16:58:25.103481Z"}]}}