diff --git a/NEWS b/NEWS
index 2829db92cfc..436160e8bac 100644
--- a/NEWS
+++ b/NEWS
@@ -2,6 +2,9 @@ PHP                                                                        NEWS
 |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 ?? ??? ????, PHP 8.4.9
 
+- Phar:
+  . Add missing filter cleanups on phar failure. (nielsdos)
+
 - SimpleXML:
   . Fixed bug GH-18597 (Heap-buffer-overflow in zend_alloc.c when assigning
     string with UTF-8 bytes). (nielsdos)
diff --git a/ext/phar/phar.c b/ext/phar/phar.c
index a4a9b7d2139..4d8710b1b79 100644
--- a/ext/phar/phar.c
+++ b/ext/phar/phar.c
@@ -1706,6 +1706,7 @@ static zend_result phar_open_from_fp(php_stream* fp, char *fname, size_t fname_l
 				php_stream_filter_append(&temp->writefilters, filter);
 
 				if (SUCCESS != php_stream_copy_to_stream_ex(fp, temp, PHP_STREAM_COPY_ALL, NULL)) {
+					php_stream_filter_remove(filter, 1);
 					if (err) {
 						php_stream_close(temp);
 						MAPPHAR_ALLOC_FAIL("unable to decompress gzipped phar archive \"%s\", ext/zlib is buggy in PHP versions older than 5.2.6")
@@ -1752,6 +1753,7 @@ static zend_result phar_open_from_fp(php_stream* fp, char *fname, size_t fname_l
 				php_stream_filter_append(&temp->writefilters, filter);
 
 				if (SUCCESS != php_stream_copy_to_stream_ex(fp, temp, PHP_STREAM_COPY_ALL, NULL)) {
+					php_stream_filter_remove(filter, 1);
 					php_stream_close(temp);
 					MAPPHAR_ALLOC_FAIL("unable to decompress bzipped phar archive \"%s\" to temporary file")
 				}
@@ -2796,6 +2798,7 @@ void phar_flush_ex(phar_archive_data *phar, zend_string *user_stub, bool is_defa
 		}
 		entry->cfp = shared_cfp;
 		if (!entry->cfp) {
+			php_stream_filter_free(filter);
 			if (error) {
 				spprintf(error, 0, "unable to create temporary file");
 			}
@@ -2810,6 +2813,7 @@ void phar_flush_ex(phar_archive_data *phar, zend_string *user_stub, bool is_defa
 		entry->header_offset = php_stream_tell(entry->cfp);
 		php_stream_flush(file);
 		if (-1 == phar_seek_efp(entry, 0, SEEK_SET, 0, 0)) {
+			php_stream_filter_free(filter);
 			if (must_close_old_file) {
 				php_stream_close(oldfile);
 			}
@@ -2821,6 +2825,7 @@ void phar_flush_ex(phar_archive_data *phar, zend_string *user_stub, bool is_defa
 		}
 		php_stream_filter_append((&entry->cfp->writefilters), filter);
 		if (SUCCESS != php_stream_copy_to_stream_ex(file, entry->cfp, entry->uncompressed_filesize, NULL)) {
+			php_stream_filter_remove(filter, 1);
 			if (must_close_old_file) {
 				php_stream_close(oldfile);
 			}
diff --git a/ext/phar/zip.c b/ext/phar/zip.c
index ad0e53a80c4..5c7cd08bd63 100644
--- a/ext/phar/zip.c
+++ b/ext/phar/zip.c
@@ -674,6 +674,7 @@ foundit:
 				}
 
 				if (!entry.uncompressed_filesize || !actual_alias) {
+					php_stream_filter_remove(filter, 1);
 					pefree(entry.filename, entry.is_persistent);
 					PHAR_ZIP_FAIL("unable to read in alias, truncated");
 				}
@@ -706,6 +707,7 @@ foundit:
 				}
 
 				if (!entry.uncompressed_filesize || !actual_alias) {
+					php_stream_filter_remove(filter, 1);
 					pefree(entry.filename, entry.is_persistent);
 					PHAR_ZIP_FAIL("unable to read in alias, truncated");
 				}
@@ -999,6 +1001,7 @@ static int phar_zip_changed_apply_int(phar_entry_info *entry, void *arg) /* {{{
 		entry->cfp = php_stream_fopen_tmpfile();
 
 		if (!entry->cfp) {
+			php_stream_filter_free(filter);
 			spprintf(p->error, 0, "unable to create temporary file for file \"%s\" while creating zip-based phar \"%s\"", entry->filename, entry->phar->fname);
 			return ZEND_HASH_APPLY_STOP;
 		}
@@ -1006,6 +1009,7 @@ static int phar_zip_changed_apply_int(phar_entry_info *entry, void *arg) /* {{{
 		php_stream_flush(efp);
 
 		if (-1 == phar_seek_efp(entry, 0, SEEK_SET, 0, 0)) {
+			php_stream_filter_free(filter);
 			spprintf(p->error, 0, "unable to seek to start of file \"%s\" to zip-based phar \"%s\"", entry->filename, entry->phar->fname);
 			return ZEND_HASH_APPLY_STOP;
 		}
@@ -1013,6 +1017,7 @@ static int phar_zip_changed_apply_int(phar_entry_info *entry, void *arg) /* {{{
 		php_stream_filter_append((&entry->cfp->writefilters), filter);
 
 		if (SUCCESS != php_stream_copy_to_stream_ex(efp, entry->cfp, entry->uncompressed_filesize, NULL)) {
+			php_stream_filter_remove(filter, 1);
 			spprintf(p->error, 0, "unable to copy compressed file contents of file \"%s\" while creating new phar \"%s\"", entry->filename, entry->phar->fname);
 			return ZEND_HASH_APPLY_STOP;
 		}