netdev - Re: [PATCH/RFC] Use of uninitialized data in udp

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-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <E1HOLBe-000660-00@gondolin.me.apana.org.au>
Date:	Tue, 06 Mar 2007 08:57:42 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	jchow@...are.com (Jim Chow)
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH/RFC] Use of uninitialized data in udp_recvmsg().

Jim Chow <jchow@...are.com> wrote:
> After inspection of some networking code, it seems there is a use of
> uninitialized data in udp_recvmsg(),
> linux-2.6.20.1/net/ipv4/udp.c:843, while testing msg->msg_flags (see
> the backtrace below).  It looks like sys_recvfrom() is not

msg_flags is set on return and its initial value is not used.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
-
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html