{"id":"CVE-2024-47677","state":"PUBLISHED","title":"exfat: resolve memory leak from exfat_create_upcase_table()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: resolve memory leak from exfat_create_upcase_table()\n\nIf exfat_load_upcase_table reaches end and returns -EINVAL,\nallocated memory doesn't get freed and while\nexfat_load_default_upcase_table allocates more memory, leading to a\nmemory leak.\n\nHere's link to syzkaller crash report illustrating this issue:\nhttps://syzkaller.appspot.com/text?tag=CrashReport&x=1406c201980000","publishedAt":"2024-10-21T11:53:21.138Z","updatedAt":"2026-05-11T20:38:37.259Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a13d1a4de3b0fe3c41d818697d691c886c5585fa","status":"affected","lessThan":"f9835aec49670c46ebe2973032caaa1043b3d4da","versionType":"git"},{"version":"a13d1a4de3b0fe3c41d818697d691c886c5585fa","status":"affected","lessThan":"331ed2c739ce656a67865f6b3ee0a478349d78cb","versionType":"git"},{"version":"a13d1a4de3b0fe3c41d818697d691c886c5585fa","status":"affected","lessThan":"c290fe508eee36df1640c3cb35dc8f89e073c8a8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/exfat/nls.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.8","versionType":"semver"},{"version":"6.10.13","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11.2","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/exfat/nls.c"]}],"references":["https://git.kernel.org/stable/c/f9835aec49670c46ebe2973032caaa1043b3d4da","https://git.kernel.org/stable/c/331ed2c739ce656a67865f6b3ee0a478349d78cb","https://git.kernel.org/stable/c/c290fe508eee36df1640c3cb35dc8f89e073c8a8"],"weaknesses":[],"ingestedAt":"2026-10-29T20:07:56.516Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2024/47xxx/CVE-2024-47677.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-47677","state":"PUBLISHED","datePublished":"2024-10-21T11:53:21.138Z","dateUpdated":"2026-05-11T20:38:37.259Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-09-30T16:00:12.938Z"},"containers":{"cna":{"title":"exfat: resolve memory leak from exfat_create_upcase_table()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: resolve memory leak from exfat_create_upcase_table()\n\nIf exfat_load_upcase_table reaches end and returns -EINVAL,\nallocated memory doesn't get freed and while\nexfat_load_default_upcase_table allocates more memory, leading to a\nmemory leak.\n\nHere's link to syzkaller crash report illustrating this issue:\nhttps://syzkaller.appspot.com/text?tag=CrashReport&x=1406c201980000"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a13d1a4de3b0fe3c41d818697d691c886c5585fa","status":"affected","lessThan":"f9835aec49670c46ebe2973032caaa1043b3d4da","versionType":"git"},{"version":"a13d1a4de3b0fe3c41d818697d691c886c5585fa","status":"affected","lessThan":"331ed2c739ce656a67865f6b3ee0a478349d78cb","versionType":"git"},{"version":"a13d1a4de3b0fe3c41d818697d691c886c5585fa","status":"affected","lessThan":"c290fe508eee36df1640c3cb35dc8f89e073c8a8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/exfat/nls.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.8","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.8","versionType":"semver"},{"version":"6.10.13","status":"unaffected","lessThanOrEqual":"6.10.*","versionType":"semver"},{"version":"6.11.2","status":"unaffected","lessThanOrEqual":"6.11.*","versionType":"semver"},{"version":"6.12","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/exfat/nls.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f9835aec49670c46ebe2973032caaa1043b3d4da"},{"url":"https://git.kernel.org/stable/c/331ed2c739ce656a67865f6b3ee0a478349d78cb"},{"url":"https://git.kernel.org/stable/c/c290fe508eee36df1640c3cb35dc8f89e073c8a8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T20:38:37.259Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.10.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.11.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.8","versionEndExcluding":"6.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-47677","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-10-21T13:07:50.723044Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-21T13:14:17.233Z"}}]}}}