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author | Leo Famulari <leo@famulari.name> | 2017-02-02 10:48:53 -0500 |
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committer | Leo Famulari <leo@famulari.name> | 2017-02-02 10:52:45 -0500 |
commit | e83ef684fc1b490cd54612339a909203d5b94fa4 (patch) | |
tree | 60be5df93e2987cdf7a8776ed3ac72699abfc848 /gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch | |
parent | e8c83d04e176f205b30b3d470f22ee5e1c686331 (diff) | |
download | guix-e83ef684fc1b490cd54612339a909203d5b94fa4.tar.gz |
gnu: libevent-2.0: Include CVE IDs in patches.
* gnu/packages/patches/libevent-2.0-evdns-fix-remote-stack-overread.patch, gnu/packages/patches/libevent-2.0-evutil-fix-buffer-overflow.patch, gnu/packages/patches/libevent-2.0-evdns-fix-searching-empty-hostnames.patch: Rename to ... * gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch, gnu/packages/patches/libevent-2.0-CVE-2016-10196.patch, gnu/packages/patches/libevent-2.0-CVE-2016-10197.patch: ... new files. * gnu/local.mk (dist_patch_DATA): Adjust accordingly. * gnu/packages/libevent.scm (libevent-2.0)[sources]: Likewise.
Diffstat (limited to 'gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch')
-rw-r--r-- | gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch b/gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch new file mode 100644 index 0000000000..bffe2c454c --- /dev/null +++ b/gnu/packages/patches/libevent-2.0-CVE-2016-10195.patch @@ -0,0 +1,41 @@ +Fix CVE-2016-10195 (buffer overread in libevent's DNS code): + +https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-10195 +https://github.com/libevent/libevent/issues/317 + +Patch copied from upstream source repository: + +https://github.com/libevent/libevent/commit/96f64a022014a208105ead6c8a7066018449d86d + +From 3c570970516f48da35f42fef98276531fcc0abaa Mon Sep 17 00:00:00 2001 +From: Azat Khuzhin <a3at.mail@gmail.com> +Date: Mon, 1 Feb 2016 17:32:09 +0300 +Subject: [PATCH] evdns: name_parse(): fix remote stack overread + +--- + evdns.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/evdns.c b/evdns.c +index 60b10485..137c24ea 100644 +--- a/evdns.c ++++ b/evdns.c +@@ -960,7 +960,6 @@ name_parse(u8 *packet, int length, int *idx, char *name_out, int name_out_len) { + + for (;;) { + u8 label_len; +- if (j >= length) return -1; + GET8(label_len); + if (!label_len) break; + if (label_len & 0xc0) { +@@ -981,6 +980,7 @@ name_parse(u8 *packet, int length, int *idx, char *name_out, int name_out_len) { + *cp++ = '.'; + } + if (cp + label_len >= end) return -1; ++ if (j + label_len > length) return -1; + memcpy(cp, packet + j, label_len); + cp += label_len; + j += label_len; +-- +2.11.0 + |