diff options
Diffstat (limited to 'meta-webserver/recipes-httpd/apache2/apache2/CVE-2020-35452.patch')
-rw-r--r-- | meta-webserver/recipes-httpd/apache2/apache2/CVE-2020-35452.patch | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/meta-webserver/recipes-httpd/apache2/apache2/CVE-2020-35452.patch b/meta-webserver/recipes-httpd/apache2/apache2/CVE-2020-35452.patch deleted file mode 100644 index 001ca9252..000000000 --- a/meta-webserver/recipes-httpd/apache2/apache2/CVE-2020-35452.patch +++ /dev/null | |||
@@ -1,49 +0,0 @@ | |||
1 | From 3b6431eb9c9dba603385f70a2131ab4a01bf0d3b Mon Sep 17 00:00:00 2001 | ||
2 | From: Yann Ylavic <ylavic@apache.org> | ||
3 | Date: Mon, 18 Jan 2021 17:39:12 +0000 | ||
4 | Subject: [PATCH] Merge r1885659 from trunk: | ||
5 | |||
6 | mod_auth_digest: Fast validation of the nonce's base64 to fail early if | ||
7 | the format can't match anyway. | ||
8 | |||
9 | Submitted by: ylavic | ||
10 | Reviewed by: ylavic, covener, jailletc36 | ||
11 | |||
12 | git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1885666 13f79535-47bb-0310-9956-ffa450edef68 | ||
13 | |||
14 | Upstream-Status: Backport | ||
15 | CVE: CVE-2020-35452 | ||
16 | |||
17 | Reference to upstream patch: | ||
18 | https://security-tracker.debian.org/tracker/CVE-2020-35452 | ||
19 | https://github.com/apache/httpd/commit/3b6431eb9c9dba603385f70a2131ab4a01bf0d3b | ||
20 | |||
21 | Signed-off-by: Li Wang <li.wang@windriver.com> | ||
22 | --- | ||
23 | modules/aaa/mod_auth_digest.c | 9 +++++++-- | ||
24 | 1 file changed, 7 insertions(+), 2 deletions(-) | ||
25 | |||
26 | diff --git a/modules/aaa/mod_auth_digest.c b/modules/aaa/mod_auth_digest.c | ||
27 | index b760941..0825b1b 100644 | ||
28 | --- a/modules/aaa/mod_auth_digest.c | ||
29 | +++ b/modules/aaa/mod_auth_digest.c | ||
30 | @@ -1422,9 +1422,14 @@ static int check_nonce(request_rec *r, digest_header_rec *resp, | ||
31 | time_rec nonce_time; | ||
32 | char tmp, hash[NONCE_HASH_LEN+1]; | ||
33 | |||
34 | - if (strlen(resp->nonce) != NONCE_LEN) { | ||
35 | + /* Since the time part of the nonce is a base64 encoding of an | ||
36 | + * apr_time_t (8 bytes), it should end with a '=', fail early otherwise. | ||
37 | + */ | ||
38 | + if (strlen(resp->nonce) != NONCE_LEN | ||
39 | + || resp->nonce[NONCE_TIME_LEN - 1] != '=') { | ||
40 | ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01775) | ||
41 | - "invalid nonce %s received - length is not %d", | ||
42 | + "invalid nonce '%s' received - length is not %d " | ||
43 | + "or time encoding is incorrect", | ||
44 | resp->nonce, NONCE_LEN); | ||
45 | note_digest_auth_failure(r, conf, resp, 1); | ||
46 | return HTTP_UNAUTHORIZED; | ||
47 | -- | ||
48 | 2.7.4 | ||
49 | |||