{"id":"CVE-2023-53719","state":"PUBLISHED","title":"serial: arc_uart: fix of_iomap leak in `arc_serial_probe`","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nserial: arc_uart: fix of_iomap leak in `arc_serial_probe`\n\nSmatch reports:\n\ndrivers/tty/serial/arc_uart.c:631 arc_serial_probe() warn:\n'port->membase' from of_iomap() not released on lines: 631.\n\nIn arc_serial_probe(), if uart_add_one_port() fails,\nport->membase is not released, which would cause a resource leak.\n\nTo fix this, I replace of_iomap with devm_platform_ioremap_resource.","publishedAt":"2025-10-22T13:23:51.441Z","updatedAt":"2026-05-11T19:50:32.013Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"3f00df24a5021a6f02c1830a290acd4bceb22a2d","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"7525aa211758cc023a371e010d16ceaae1057807","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"153017561d2804cfae87cc9aa377aa84dd906ae1","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"f76a18e53a66c0ef2938276110717b3805720cd9","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"081790eee6b47389a0d895262086d64c6a38d6e5","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"40a462313ba4f337a2b419e7fb4a670f3dd95e14","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"8ab5fc55d7f65d58a3c3aeadf11bdf60267cd2bd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/serial/arc_uart.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"4.19.284","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.244","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.181","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.30","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/serial/arc_uart.c"]}],"references":["https://git.kernel.org/stable/c/3f00df24a5021a6f02c1830a290acd4bceb22a2d","https://git.kernel.org/stable/c/7525aa211758cc023a371e010d16ceaae1057807","https://git.kernel.org/stable/c/153017561d2804cfae87cc9aa377aa84dd906ae1","https://git.kernel.org/stable/c/f76a18e53a66c0ef2938276110717b3805720cd9","https://git.kernel.org/stable/c/081790eee6b47389a0d895262086d64c6a38d6e5","https://git.kernel.org/stable/c/40a462313ba4f337a2b419e7fb4a670f3dd95e14","https://git.kernel.org/stable/c/8ab5fc55d7f65d58a3c3aeadf11bdf60267cd2bd"],"weaknesses":[],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53719.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53719","state":"PUBLISHED","datePublished":"2025-10-22T13:23:51.441Z","dateUpdated":"2026-05-11T19:50:32.013Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-10-22T13:21:37.347Z"},"containers":{"cna":{"title":"serial: arc_uart: fix of_iomap leak in `arc_serial_probe`","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nserial: arc_uart: fix of_iomap leak in `arc_serial_probe`\n\nSmatch reports:\n\ndrivers/tty/serial/arc_uart.c:631 arc_serial_probe() warn:\n'port->membase' from of_iomap() not released on lines: 631.\n\nIn arc_serial_probe(), if uart_add_one_port() fails,\nport->membase is not released, which would cause a resource leak.\n\nTo fix this, I replace of_iomap with devm_platform_ioremap_resource."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"3f00df24a5021a6f02c1830a290acd4bceb22a2d","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"7525aa211758cc023a371e010d16ceaae1057807","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"153017561d2804cfae87cc9aa377aa84dd906ae1","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"f76a18e53a66c0ef2938276110717b3805720cd9","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"081790eee6b47389a0d895262086d64c6a38d6e5","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"40a462313ba4f337a2b419e7fb4a670f3dd95e14","versionType":"git"},{"version":"8dbe1d5e09a7faec8d22cadcc1011acab8fa6e2a","status":"affected","lessThan":"8ab5fc55d7f65d58a3c3aeadf11bdf60267cd2bd","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/serial/arc_uart.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.17","versionType":"semver"},{"version":"4.19.284","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.244","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.181","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.113","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.30","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.3.4","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tty/serial/arc_uart.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/3f00df24a5021a6f02c1830a290acd4bceb22a2d"},{"url":"https://git.kernel.org/stable/c/7525aa211758cc023a371e010d16ceaae1057807"},{"url":"https://git.kernel.org/stable/c/153017561d2804cfae87cc9aa377aa84dd906ae1"},{"url":"https://git.kernel.org/stable/c/f76a18e53a66c0ef2938276110717b3805720cd9"},{"url":"https://git.kernel.org/stable/c/081790eee6b47389a0d895262086d64c6a38d6e5"},{"url":"https://git.kernel.org/stable/c/40a462313ba4f337a2b419e7fb4a670f3dd95e14"},{"url":"https://git.kernel.org/stable/c/8ab5fc55d7f65d58a3c3aeadf11bdf60267cd2bd"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:50:32.013Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"4.19.284"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.4.244"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.10.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"5.15.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.1.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.17","versionEndExcluding":"6.4"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}