lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-ID: <977119.41267.qm@web52005.mail.re2.yahoo.com>
Date:	Fri, 14 Dec 2007 23:20:30 -0800 (PST)
From:	Matti Linnanvuori <mattilinnanvuori@...oo.com>
To:	linux-kernel@...r.kernel.org
Subject: /dev/urandom uses uninit bytes, leaks user data

From: Matti Linnanvuori <mattilinnnvuori@...oo.com>

/dev/urandom use no uninit bytes, leak no user data

Signed-off-by: Matti Linnanvuori <mattilinnnvuori@...oo.com>

---

--- a/drivers/char/random.c	2007-12-15 09:09:37.895414000 +0200
+++ b/drivers/char/random.c	2007-12-15 09:12:02.607831500 +0200
@@ -689,7 +689,7 @@ static ssize_t extract_entropy(struct en
  */
 static void xfer_secondary_pool(struct entropy_store *r, size_t nbytes)
 {
-	__u32 tmp[OUTPUT_POOL_WORDS];
+	static __u32 tmp[OUTPUT_POOL_WORDS];
 
 	if (r->pull && r->entropy_count < nbytes * 8 &&
 	    r->entropy_count < r->poolinfo->POOLBITS) {




      Machen Sie Yahoo! zu Ihrer Startseite. Los geht's: 
http://de.yahoo.com/set
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ