CVE-2024-0853

curl: curl inadvertently kept the SSL session ID for connections in its cache even when the verify status (*OCSP stapling*)...

CVE-2024-0853 is fixed in 12 products on 1 platform, first by curl 8.5.0-2ubuntu2, released January 30, 2024. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0110
65th percentile

curl inadvertently kept the SSL session ID for connections in its cache even when the verify status (*OCSP stapling*) test failed. A subsequent transfer to the same hostname could then succeed if the session ID cache was still fresh, which then skipped the verify status check.

Where it's fixed

ProductFixed inFixReleased
Linux
curl · Debian 13.5 (trixie) 8.6.0-1 DEBIAN-CVE-2024-0853 Feb 3, 2024
curl · Debian 14 8.6.0-1 DEBIAN-CVE-2024-0853 Feb 3, 2024
curl · Ubuntu 24.04.5 LTS (noble) 8.5.0-2ubuntu2 curl 8.5.0-2ubuntu2 Jan 30, 2024
curl · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
curl-debuginfo · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
curl-debugsource · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
curl-minimal · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
curl-minimal-debuginfo · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
libcurl · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
libcurl-debuginfo · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
libcurl-devel · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
libcurl-minimal · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
libcurl-minimal-debuginfo · amzn 2023 8.5.0-1.amzn2023.0.3 ALAS2023-2024-581 Mar 27, 2024
libcurl3-gnutls · Ubuntu 24.04.5 LTS (noble) 8.5.0-2ubuntu2 libcurl3-gnutls 8.5.0-2ubuntu2 Jan 30, 2024
libcurl4 · Ubuntu 24.04.5 LTS (noble) 8.5.0-2ubuntu2 libcurl4 8.5.0-2ubuntu2 Jan 30, 2024

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