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i2psnark: Improve path traversal checks

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Reported by: haoxucu
This commit is contained in:
zzz
2026-09-04 09:51:50 -04:00
parent a884b90934
commit b6ce258986
1 changed files with 3 additions and 1 deletions
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apps/i2psnark/java/src/org/klomp/snark/Storage.java
+3 -1
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@@ -955,6 +955,8 @@ public class Storage implements Closeable
* @since 0.9.15
*/
private String optFilterName(String name) {
if (name.equals(".") || name.equals("..") || name.equals(" ") || name.length() == 0)
return "_";
if (_preserveFileNames)
return name;
return filterName(name);
@@ -975,7 +977,7 @@ public class Storage implements Closeable
String rv = _filterNameCache.get(name);
if (rv != null)
return rv;
if (name.equals(".") || name.equals(" ") || name.length() == 0) {
if (name.equals(".") || name.equals("..") || name.equals(" ") || name.length() == 0) {
rv = "_";
} else {
rv = name;