{"id":"ALPINE-CVE-2025-55753","details":"An integer overflow in the case of failed ACME certificate renewal leads, after a number of failures (~30 days in default configurations), to the backoff timer becoming 0. Attempts to renew the certificate then are repeated without delays until it succeeds.\n\nThis issue affects Apache HTTP Server: from 2.4.30 before 2.4.66.\n\n\nUsers are recommended to upgrade to version 2.4.66, which fixes the issue.","modified":"2025-12-08T02:03:49.599146Z","published":"2025-12-05T11:15:51.890Z","upstream":["CVE-2025-55753"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2025-55753"}],"affected":[{"package":{"name":"apache2","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/apache2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.66-r0"}]}],"versions":["2.2.16-r0","2.2.16-r1","2.2.16-r2","2.2.16-r3","2.2.17-r0","2.2.17-r1","2.2.17-r2","2.2.17-r3","2.2.17-r4","2.2.17-r5","2.2.20-r0","2.2.21-r0","2.2.21-r1","2.2.21-r2","2.2.21-r3","2.2.22-r0","2.2.22-r1","2.4.10-r0","2.4.12-r0","2.4.12-r1","2.4.12-r2","2.4.12-r3","2.4.12-r4","2.4.16-r0","2.4.17-r0","2.4.17-r1","2.4.17-r2","2.4.17-r3","2.4.17-r4","2.4.17-r5","2.4.17-r6","2.4.17-r7","2.4.18-r0","2.4.18-r1","2.4.18-r2","2.4.20-r0","2.4.20-r1","2.4.20-r2","2.4.23-r0","2.4.23-r1","2.4.23-r10","2.4.23-r2","2.4.23-r3","2.4.23-r4","2.4.23-r5","2.4.23-r6","2.4.23-r7","2.4.23-r8","2.4.23-r9","2.4.25-r0","2.4.25-r1","2.4.26-r0","2.4.27-r0","2.4.27-r1","2.4.27-r2","2.4.28-r0","2.4.29-r0","2.4.29-r1","2.4.3-r0","2.4.3-r1","2.4.3-r2","2.4.33-r0","2.4.33-r1","2.4.34-r0","2.4.35-r0","2.4.37-r0","2.4.37-r1","2.4.38-r0","2.4.38-r1","2.4.38-r2","2.4.39-r0","2.4.4-r0","2.4.4-r1","2.4.41-r0","2.4.43-r0","2.4.46-r0","2.4.46-r1","2.4.46-r2","2.4.46-r3","2.4.48-r0","2.4.48-r1","2.4.48-r2","2.4.49-r1","2.4.50-r0","2.4.51-r0","2.4.51-r1","2.4.52-r0","2.4.53-r0","2.4.54-r0","2.4.54-r1","2.4.54-r2","2.4.55-r0","2.4.56-r0","2.4.57-r0","2.4.57-r1","2.4.57-r2","2.4.57-r3","2.4.58-r0","2.4.58-r1","2.4.58-r2","2.4.59-r0","2.4.6-r0","2.4.6-r1","2.4.6-r2","2.4.6-r3","2.4.6-r4","2.4.60-r0","2.4.61-r0","2.4.62-r0","2.4.64-r0","2.4.65-r0","2.4.7-r0","2.4.9-r0","2.4.9-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-55753.json"}},{"package":{"name":"apache2","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/apache2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.66-r0"}]}],"versions":["2.2.16-r0","2.2.16-r1","2.2.16-r2","2.2.16-r3","2.2.17-r0","2.2.17-r1","2.2.17-r2","2.2.17-r3","2.2.17-r4","2.2.17-r5","2.2.20-r0","2.2.21-r0","2.2.21-r1","2.2.21-r2","2.2.21-r3","2.2.22-r0","2.2.22-r1","2.4.10-r0","2.4.12-r0","2.4.12-r1","2.4.12-r2","2.4.12-r3","2.4.12-r4","2.4.16-r0","2.4.17-r0","2.4.17-r1","2.4.17-r2","2.4.17-r3","2.4.17-r4","2.4.17-r5","2.4.17-r6","2.4.17-r7","2.4.18-r0","2.4.18-r1","2.4.18-r2","2.4.20-r0","2.4.20-r1","2.4.20-r2","2.4.23-r0","2.4.23-r1","2.4.23-r10","2.4.23-r2","2.4.23-r3","2.4.23-r4","2.4.23-r5","2.4.23-r6","2.4.23-r7","2.4.23-r8","2.4.23-r9","2.4.25-r0","2.4.25-r1","2.4.26-r0","2.4.27-r0","2.4.27-r1","2.4.27-r2","2.4.28-r0","2.4.29-r0","2.4.29-r1","2.4.3-r0","2.4.3-r1","2.4.3-r2","2.4.33-r0","2.4.33-r1","2.4.34-r0","2.4.35-r0","2.4.37-r0","2.4.37-r1","2.4.38-r0","2.4.38-r1","2.4.38-r2","2.4.39-r0","2.4.4-r0","2.4.4-r1","2.4.41-r0","2.4.43-r0","2.4.46-r0","2.4.46-r1","2.4.46-r2","2.4.46-r3","2.4.48-r0","2.4.48-r1","2.4.48-r2","2.4.49-r1","2.4.50-r0","2.4.51-r0","2.4.51-r1","2.4.52-r0","2.4.53-r0","2.4.54-r0","2.4.54-r1","2.4.54-r2","2.4.55-r0","2.4.56-r0","2.4.57-r0","2.4.57-r1","2.4.57-r2","2.4.57-r3","2.4.58-r0","2.4.58-r1","2.4.58-r2","2.4.59-r0","2.4.6-r0","2.4.6-r1","2.4.6-r2","2.4.6-r3","2.4.6-r4","2.4.60-r0","2.4.61-r0","2.4.62-r0","2.4.64-r0","2.4.65-r0","2.4.7-r0","2.4.9-r0","2.4.9-r1"],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2025-55753.json"}},{"package":{"name":"apache2","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/apache2?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.66-r0"}]}],"versions":["2.2.16-r0","2.2.16-r1","2.2.16-r2","2.2.16-r3","2.2.17-r0","2.2.17-r1","2.2.17-r2","2.2.17-r3","2.2.17-r4","2.2.17-r5","2.2.20-r0","2.2.21-r0","2.2.21-r1","2.2.21-r2","2.2.21-r3","2.2.22-r0","2.2.22-r1","2.4.10-r0","2.4.12-r0","2.4.12-r1","2.4.12-r2","2.4.12-r3","2.4.12-r4","2.4.16-r0","2.4.17-r0","2.4.17-r1","2.4.17-r2","2.4.17-r3","2.4.17-r4","2.4.17-r5","2.4.17-r6","2.4.17-r7","2.4.18-r0","2.4.18-r1","2.4.18-r2","2.4.20-r0","2.4.20-r1","2.4.20-r2","2.4.23-r0","2.4.23-r1","2.4.23-r10","2.4.23-r2","2.4.23-r3","2.4.23-r4","2.4.23-r5","2.4.23-r6","2.4.23-r7","2.4.23-r8","2.4.23-r9","2.4.25-r0","2.4.25-r1","2.4.26-r0","2.4.27-r0","2.4.27-r1","2.4.27-r2","2.4.28-r0","2.4.29-r0","2.4.29-r1","2.4.3-r0","2.4.3-r1","2.4.3-r2","2.4.33-r0","2.4.33-r1","2.4.34-r0","2.4.35-r0","2.4.37-r0","2.4.37-r1","2.4.38-r0","2.4.38-r1","2.4.38-r2","2.4.39-r0","2.4.4-r0","2.4.4-r1","2.4.41-r0","2.4.43-r0","2.4.46-r0","2.4.46-r1","2.4.46-r2","2.4.46-r3","2.4.48-r0","2.4.48-r1","2.4.48-r2","2.4.49-r1","2.4.50-r0","2.4.51-r0","2.4.51-r1","2.4.52-r0","2.4.53-r0","2.4.54-r0","2.4.54-r1","2.4.54-r2","2.4.55-r0","2.4.56-r0","2.4.57-r0","2.4.57-r1","2.4.57-r2","2.4.57-r3","2.4.58-r0","2.4.58-r1","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