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Description: Fix CVE-2024-24806
From upstream change log:
Merge pull request from GHSA-f74f-cvh7-c6q6
* fix: always zero-terminate idna output
* fix: reject zero-length idna inputs
* test: empty strings are not valid IDNA
.
See also https://github.com/libuv/libuv/security/advisories/GHSA-f74f-cvh7-c6q6
Bug: https://github.com/libuv/libuv/security/advisories/GHSA-f74f-cvh7-c6q6
Bug-Debian: https://bugs.debian.org/1063484
Origin: https://github.com/libuv/libuv
git diff v1.48.0~5..v1.48.0~2
Index: nodejs/deps/uv/src/idna.c
===================================================================
--- nodejs.orig/deps/uv/src/idna.c 2025-04-27 16:39:12.041809212 +0200
+++ nodejs/deps/uv/src/idna.c 2025-04-27 16:39:12.037809196 +0200
@@ -274,6 +274,9 @@
char* ds;
int rc;
+ if (s == se)
+ return UV_EINVAL;
+
ds = d;
si = s;
@@ -308,8 +311,9 @@
return rc;
}
- if (d < de)
- *d++ = '\0';
+ if (d >= de)
+ return UV_EINVAL;
+ *d++ = '\0';
return d - ds; /* Number of bytes written. */
}
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