{"schemaVersion":3,"id":"CVE-2026-90801","aliases":["UBUNTU-CVE-2026-90801","DEBIAN-CVE-2026-90801","CGA-32jh-v6r5-4fjh","CGA-3x96-2xqq-vjp6","CGA-9rcc-j9xg-72hj","CGA-g774-4jhp-2h66","CGA-p543-3mrc-wxf6","CGA-p7mc-6pf8-g32m","CGA-q8pr-24xq-q742","CGA-v26p-9vm7-jhrr","CGA-2vr4-65xg-4qxm","CGA-4q36-g8v5-jggc","CGA-j79c-3c4h-vgh9","CGA-pcm6-6q7r-xf56"],"status":"published","duplicateOf":null,"title":null,"description":"A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.","dates":{"published":"2026-09-14T16:15:14.725Z","modified":"2026-09-14T16:32:57.245Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.6,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":4.8,"severity":"medium","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","exploitability":null,"impact":null,"computed":false},{"version":"3.0","versionLabel":"v3.0","source":"CVE.org","score":5.3,"severity":"medium","vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"CVE.org","score":4.3,"severity":"medium","vector":"AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Ubuntu","score":4.8,"severity":"medium","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","exploitability":null,"impact":null,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":6.6,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","exploitability":4.6,"impact":7.8,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","score":6.6,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","exploitability":4.6,"impact":7.8,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Wolfi","score":4.8,"severity":"medium","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","exploitability":null,"impact":null,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Chainguard","score":4.8,"severity":"medium","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","exploitability":null,"impact":null,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":1.9,"severity":"low","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.6,"severity":"medium","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4.3,"severity":"medium","vector":"AV:L/AC:L/Au:S/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00208,"percentile":0.10263,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.051999999999999984,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00156},"history":[{"date":"2026-09-15T00:00:00.000Z","score":0.00133,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00133,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00133,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00133,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00208,"percentile":0.10263}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00156,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00208,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00208,"percentile":0.10263}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"GITHUB_R1CK9-2Q_CVE_SUMMIT","name":"Cve Summit","source":"github","url":"https://github.com/r1ck9-2q/cve_summit/blob/main/Signed-integer-overflow-in-FoFiTrueType-cvtSfnts-FoFiTrueType.cc-1210.md","maturity":"poc","reliabilityScore":0.3,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_6458C40CD68DB37A","name":"Exploit Reference (sourceware.org)","source":"reference","url":"https://sourceware.org/bugzilla/show_bug.cgi?id=34442","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":2,"weaknesses":[{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"},{"id":"CWE-120","name":"Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","description":"The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/120.html"}],"affected":[{"vendor":"chainguard","product":"binutils","name":"binutils","label":"binutils","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/binutils","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"binutils-arm-none-eabi","name":"binutils-arm-none-eabi","label":"binutils-arm-none-eabi","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/binutils-arm-none-eabi","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"binutils-arm-none-eabi-doc","name":"binutils-arm-none-eabi-doc","label":"binutils-arm-none-eabi-doc","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/binutils-arm-none-eabi-doc","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"binutils-dev","name":"binutils-dev","label":"binutils-dev","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/binutils-dev","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"binutils-doc","name":"binutils-doc","label":"binutils-doc","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/binutils-doc","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"chainguard","product":"binutils-gold","name":"binutils-gold","label":"binutils-gold","ecosystem":"Chainguard","cpePart":null,"purl":"pkg:apk/chainguard/binutils-gold","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"wolfi","product":"binutils","name":"binutils","label":"binutils","ecosystem":"Wolfi","cpePart":null,"purl":"pkg:apk/wolfi/binutils","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"wolfi","product":"binutils-dev","name":"binutils-dev","label":"binutils-dev","ecosystem":"Wolfi","cpePart":null,"purl":"pkg:apk/wolfi/binutils-dev","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"wolfi","product":"binutils-doc","name":"binutils-doc","label":"binutils-doc","ecosystem":"Wolfi","cpePart":null,"purl":"pkg:apk/wolfi/binutils-doc","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"wolfi","product":"binutils-gold","name":"binutils-gold","label":"binutils-gold","ecosystem":"Wolfi","cpePart":null,"purl":"pkg:apk/wolfi/binutils-gold","purlType":"apk","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"debian","product":"binutils","name":"binutils","label":"binutils","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/binutils","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"binutils","name":"binutils","label":"binutils","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/binutils","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"gnu","product":"binutils","name":"binutils","label":"binutils","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.47","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.47","eol":null,"hubHref":"/vendor/gnu/binutils"}],"affectedCount":13,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://vuldb.com/vuln/403303","label":"vuldb.com/vuln/403303","hostname":"vuldb.com","tags":["VDB Entry","Technical Description","Advisory","Permissions Required","Third Party Advisory"]},{"url":"https://vuldb.com/vuln/403303/cti","label":"vuldb.com/vuln/403303/cti","hostname":"vuldb.com","tags":["Signature","Permissions Required","REPORT","Third Party Advisory","VDB Entry"]},{"url":"https://vuldb.com/cve/CVE-2026-90801","label":"vuldb.com/cve/CVE-2026-90801","hostname":"vuldb.com","tags":["Third Party Advisory","Advisory","Permissions Required","VDB Entry"]},{"url":"https://vuldb.com/submit/920276","label":"vuldb.com/submit/920276","hostname":"vuldb.com","tags":["Third Party Advisory","Advisory","Permissions Required","VDB Entry"]},{"url":"https://sourceware.org/bugzilla/show_bug.cgi?id=34442","label":"sourceware.org/bugzilla/show_bug.cgi?id=34442","hostname":"sourceware.org","tags":["Issue Tracking","REPORT","Exploit","Third Party Advisory"]},{"url":"https://github.com/r1ck9-2q/cve_summit/blob/main/Heap-buffer-overflow%20in%20%60cache_bwrite%60%20(bfdcache.c436)%20via%20malformed%20ELF%20with%20%60--gc-sections%20-w%60.md","label":"github.com/r1ck9-2q/…","hostname":"github.com","tags":["Exploit","EVIDENCE","Mitigation","Third Party Advisory"]},{"url":"https://www.gnu.org/","label":"www.gnu.org","hostname":"www.gnu.org","tags":["Broken Link","Product","WEB"]},{"url":"https://ubuntu.com/security/CVE-2026-90801","label":"ubuntu.com/security/CVE-2026-90801","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-90801","label":"www.cve.org/CVERecord?id=CVE-2026-90801","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-90801","label":"security-tracker.debian.org/tracker/CVE-2026-90801","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90801.json","label":"github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90801.json","hostname":"github.com","tags":["Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90801","label":"nvd.nist.gov/vuln/detail/CVE-2026-90801","hostname":"nvd.nist.gov","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["RHSA-2026:47171"],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-09-14T16:15:14.725Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-14T16:32:57.245Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":36,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T22:02:56.975Z","stale":false,"partial":false}}