{"id":"OESA-2024-1200","summary":"libuv security update","details":"libuv is a multi-platform support library with a focus on asynchronous I/O.  It was primarily developed for use by Node.js, but it’s also used by Luvit, Julia, pyuv, and others.\r\n\r\nSecurity Fix(es):\r\n\r\nlibuv is a multi-platform support library with a focus on asynchronous I/O. The `uv_getaddrinfo` function in `src/unix/getaddrinfo.c` (and its windows counterpart `src/win/getaddrinfo.c`), truncates hostnames to 256 characters before calling `getaddrinfo`. This behavior can be exploited to create addresses like `0x00007f000001`, which are considered valid by `getaddrinfo` and could allow an attacker to craft payloads that resolve to unintended IP addresses, bypassing developer checks. The vulnerability arises due to how the `hostname_ascii` variable (with a length of 256 bytes) is handled in `uv_getaddrinfo` and subsequently in `uv__idna_toascii`. When the hostname exceeds 256 characters, it gets truncated without a terminating null byte. As a result attackers may be able to access internal APIs or for websites (similar to MySpace) that allows users to have `username.example.com` pages. Internal services that crawl or cache these user pages can be exposed to SSRF attacks if a malicious user chooses a long vulnerable username. This issue has been addressed in release version 1.48.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.(CVE-2024-24806)","modified":"2026-03-11T06:38:41.354672Z","published":"2024-02-23T11:07:03Z","upstream":["CVE-2024-24806"],"database_specific":{"severity":"Critical"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2024-1200"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-24806"}],"affected":[{"package":{"name":"libuv","ecosystem":"openEuler:20.03-LTS-SP1","purl":"pkg:rpm/openEuler/libuv&distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.42.0-2.oe1"}]}],"ecosystem_specific":{"x86_64":["libuv-debugsource-1.42.0-2.oe1.x86_64.rpm","libuv-devel-1.42.0-2.oe1.x86_64.rpm","libuv-debuginfo-1.42.0-2.oe1.x86_64.rpm","libuv-1.42.0-2.oe1.x86_64.rpm"],"aarch64":["libuv-debuginfo-1.42.0-2.oe1.aarch64.rpm","libuv-devel-1.42.0-2.oe1.aarch64.rpm","libuv-1.42.0-2.oe1.aarch64.rpm","libuv-debugsource-1.42.0-2.oe1.aarch64.rpm"],"src":["libuv-1.42.0-2.oe1.src.rpm"],"noarch":["libuv-help-1.42.0-2.oe1.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2024-1200.json"}},{"package":{"name":"libuv","ecosystem":"openEuler:20.03-LTS-SP4","purl":"pkg:rpm/openEuler/libuv&distro=openEuler-20.03-LTS-SP4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.42.0-2.oe2003sp4"}]}],"ecosystem_specific":{"x86_64":["libuv-debugsource-1.42.0-2.oe2003sp4.x86_64.rpm","libuv-1.42.0-2.oe2003sp4.x86_64.rpm","libuv-debuginfo-1.42.0-2.oe2003sp4.x86_64.rpm","libuv-devel-1.42.0-2.oe2003sp4.x86_64.rpm"],"aarch64":["libuv-debugsource-1.42.0-2.oe2003sp4.aarch64.rpm","libuv-devel-1.42.0-2.oe2003sp4.aarch64.rpm","libuv-1.42.0-2.oe2003sp4.aarch64.rpm","libuv-debuginfo-1.42.0-2.oe2003sp4.aarch64.rpm"],"src":["libuv-1.42.0-2.oe2003sp4.src.rpm"],"noarch":["libuv-help-1.42.0-2.oe2003sp4.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2024-1200.json"}},{"package":{"name":"libuv","ecosystem":"openEuler:22.03-LTS","purl":"pkg:rpm/openEuler/libuv&distro=openEuler-22.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.42.0-8.oe2203sp3"}]}],"ecosystem_specific":{"x86_64":["libuv-debuginfo-1.42.0-6.oe2203.x86_64.rpm","libuv-debugsource-1.42.0-6.oe2203.x86_64.rpm","libuv-devel-1.42.0-6.oe2203.x86_64.rpm","libuv-1.42.0-6.oe2203.x86_64.rpm","libuv-devel-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-debugsource-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-debugsource-1.42.0-8.oe2203sp2.x86_64.rpm","libuv-devel-1.42.0-8.oe2203sp2.x86_64.rpm","libuv-1.42.0-8.oe2203sp2.x86_64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp2.x86_64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp3.x86_64.rpm","libuv-debugsource-1.42.0-8.oe2203sp3.x86_64.rpm","libuv-1.42.0-8.oe2203sp3.x86_64.rpm","libuv-devel-1.42.0-8.oe2203sp3.x86_64.rpm"],"aarch64":["libuv-debuginfo-1.42.0-6.oe2203.aarch64.rpm","libuv-devel-1.42.0-6.oe2203.aarch64.rpm","libuv-1.42.0-6.oe2203.aarch64.rpm","libuv-debugsource-1.42.0-6.oe2203.aarch64.rpm","libuv-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-debugsource-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-devel-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp2.aarch64.rpm","libuv-devel-1.42.0-8.oe2203sp2.aarch64.rpm","libuv-debugsource-1.42.0-8.oe2203sp2.aarch64.rpm","libuv-1.42.0-8.oe2203sp2.aarch64.rpm","libuv-devel-1.42.0-8.oe2203sp3.aarch64.rpm","libuv-debugsource-1.42.0-8.oe2203sp3.aarch64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp3.aarch64.rpm","libuv-1.42.0-8.oe2203sp3.aarch64.rpm"],"src":["libuv-1.42.0-6.oe2203.src.rpm","libuv-1.42.0-8.oe2203sp1.src.rpm","libuv-1.42.0-8.oe2203sp2.src.rpm","libuv-1.42.0-8.oe2203sp3.src.rpm"],"noarch":["libuv-help-1.42.0-6.oe2203.noarch.rpm","libuv-help-1.42.0-8.oe2203sp1.noarch.rpm","libuv-help-1.42.0-8.oe2203sp2.noarch.rpm","libuv-help-1.42.0-8.oe2203sp3.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2024-1200.json"}},{"package":{"name":"libuv","ecosystem":"openEuler:22.03-LTS-SP1","purl":"pkg:rpm/openEuler/libuv&distro=openEuler-22.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.42.0-8.oe2203sp1"}]}],"ecosystem_specific":{"x86_64":["libuv-devel-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp1.x86_64.rpm","libuv-debugsource-1.42.0-8.oe2203sp1.x86_64.rpm"],"aarch64":["libuv-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-debuginfo-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-debugsource-1.42.0-8.oe2203sp1.aarch64.rpm","libuv-devel-1.42.0-8.oe2203sp1.aarch64.rpm"],"src":["libuv-1.42.0-8.oe2203sp1.src.rpm"],"noarch":["libuv-help-1.42.0-8.oe2203sp1.noarch.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2024-1200.json"}},{"package":{"name":"libuv","ecosystem":"openEuler:22.03-L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