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Merge pull request #303 from Eun0us/fix/readdir-stack-buffer-overflow

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fix: prevent stack buffer overflow in spiffs_read_dir_v()
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Peter Andersson
2026-02-10 06:45:57 +01:00
committed by GitHub
parent 0b2e129011 54cf8d349e
commit ad902cadce
1 changed files with 2 additions and 1 deletions
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src/spiffs_hydrogen.c
+2 -1
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@@ -1083,7 +1083,8 @@ static s32_t spiffs_read_dir_v(
(SPIFFS_PH_FLAG_DELET | SPIFFS_PH_FLAG_IXDELE)) {
struct spiffs_dirent *e = (struct spiffs_dirent*)user_var_p;
e->obj_id = obj_id;
strcpy((char *)e->name, (char *)objix_hdr.name);
strncpy((char *)e->name, (char *)objix_hdr.name, sizeof(e->name) - 1);
e->name[sizeof(e->name) - 1] = '\0';
e->type = objix_hdr.type;
e->size = objix_hdr.size == SPIFFS_UNDEFINED_LEN ? 0 : objix_hdr.size;
e->pix = pix;