Messages in this thread Patch in this message | | | Date | Thu, 14 Dec 2023 05:59:03 -0800 | Subject | Re: [syzbot] [net?] KASAN: slab-out-of-bounds Read in dns_resolver_preparse | From | syzbot <> |
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For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org.
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Subject: [net?] KASAN: slab-out-of-bounds Read in dns_resolver_preparse Author: eadavis@qq.com
please test slab-out-of-bounds Read in dns_resolver_preparse
#syz test https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git 48e8992e33ab diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index 10ba439968f7..f28ba8a703fe 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -83,7 +83,7 @@ SYSCALL_DEFINE5(add_key, const char __user *, _type, long ret; ret = -EINVAL; - if (plen > 1024 * 1024 - 1) + if (plen > 1024 * 1024 - 1 || plen < 48) goto error; /* draw all the data into kernel space */
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