| Name | CVE-2016-2177 |
| Description | OpenSSL through 1.0.2h incorrectly uses pointer arithmetic for heap-buffer boundary checks, which might allow remote attackers to cause a denial of service (integer overflow and application crash) or possibly have unspecified other impact by leveraging unexpected malloc behavior, related to s3_srvr.c, ssl_sess.c, and t1_lib.c. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-637-1, DSA-3673-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| openssl (PTS) | bullseye | 1.1.1w-0+deb11u1 | fixed |
| bullseye (security) | 1.1.1w-0+deb11u3 | fixed | |
| bookworm | 3.0.16-1~deb12u1 | fixed | |
| bookworm (security) | 3.0.14-1~deb12u2 | fixed | |
| trixie, sid | 3.5.0-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| openssl | source | wheezy | 1.0.1t-1+deb7u1 | DLA-637-1 | ||
| openssl | source | jessie | 1.0.1t-1+deb8u4 | DSA-3673-1 | ||
| openssl | source | (unstable) | 1.0.2i-1 | low |
Fixed in 1.0.2 branch in https://git.openssl.org/?p=openssl.git;a=commit;h=a004e72b95835136d3f1ea90517f706c24c03da7
https://www.openssl.org/blog/blog/2016/06/27/undefined-pointer-arithmetic/
https://www.openssl.org/news/secadv/20160922.txt
Fixed in 1.0.2i, 1.0.1u