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Posted to announce@httpd.apache.org by Daniel Ruggeri <dr...@apache.org> on 2019/08/14 20:50:09 UTC

CVE-2019-10082: mod_http2, read-after-free in h2 connection shutdown

CVE-2019-10082: mod_http2, read-after-free in h2 connection shutdown

Severity: Moderate

Vendor: The Apache Software Foundation

Versions Affected:
httpd 2.4.18 to 2.4.39

Description:
Using fuzzed network input, the http/2 session
handling could be made to read memory after being freed,
during connection shutdown.
 
Mitigation:
All httpd users deploying mod_http2 should upgrade to 2.4.40 or later.
Unpatch servers can disable the h2/h2c protocol.

Credit:
The issue was discovered by Craig Young of Tripwire VERT, <vu...@secur3.us>.

References:
https://httpd.apache.org/security/vulnerabilities_24.html