{"id":"UBUNTU-CVE-2025-8058","details":"The regcomp function in the GNU C library version from 2.4 to 2.41 is subject to a double free if some previous allocation fails. It can be accomplished either by a malloc failure or by using an interposed malloc  that injects random malloc failures. The double free can allow buffer manipulation depending of how the regex is constructed. This issue affects all architectures and ABIs supported by the GNU C library.","modified":"2026-04-22T16:17:04.960379Z","published":"2025-07-23T20:15:00Z","related":["USN-7760-1","USN-8005-1"],"upstream":["CVE-2025-8058"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-8058"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-8058"},{"type":"REPORT","url":"https://sourceware.org/git/?p=glibc.git;a=blob_plain;f=advisories/GLIBC-SA-2025-0005"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7760-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8005-1"}],"affected":[{"package":{"name":"eglibc","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/eglibc@2.19-0ubuntu6.15+esm4?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.17-93ubuntu4","2.18-0ubuntu1","2.18-0ubuntu2","2.18-0ubuntu4","2.18-0ubuntu5","2.18-0ubuntu6","2.18-0ubuntu7","2.19-0ubuntu2","2.19-0ubuntu3","2.19-0ubuntu4","2.19-0ubuntu5","2.19-0ubuntu6","2.19-0ubuntu6.1","2.19-0ubuntu6.3","2.19-0ubuntu6.4","2.19-0ubuntu6.5","2.19-0ubuntu6.6","2.19-0ubuntu6.7","2.19-0ubuntu6.8","2.19-0ubuntu6.9","2.19-0ubuntu6.10","2.19-0ubuntu6.11","2.19-0ubuntu6.13","2.19-0ubuntu6.14","2.19-0ubuntu6.15","2.19-0ubuntu6.15+esm1","2.19-0ubuntu6.15+esm2","2.19-0ubuntu6.15+esm3","2.19-0ubuntu6.15+esm4"],"ecosystem_specific":{"binaries":[{"binary_name":"eglibc-source","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc-bin","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc-dev-bin","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-amd64","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-armel","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-dev-amd64","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-dev-armel","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-dev-i386","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-dev-x32","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-i386","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-pic","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-prof","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"libc6-x32","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"multiarch-support","binary_version":"2.19-0ubuntu6.15+esm4"},{"binary_name":"nscd","binary_version":"2.19-0ubuntu6.15+esm4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8058.json"}},{"package":{"name":"glibc","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/glibc@2.23-0ubuntu11.3+esm9?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.23-0ubuntu11.3+esm9"}]}],"versions":["2.21-0ubuntu4","2.21-0ubuntu5","2.21-0ubuntu6","2.23-0ubuntu1","2.23-0ubuntu2","2.23-0ubuntu3","2.23-0ubuntu4","2.23-0ubuntu5","2.23-0ubuntu6","2.23-0ubuntu7","2.23-0ubuntu9","2.23-0ubuntu10","2.23-0ubuntu11","2.23-0ubuntu11.2","2.23-0ubuntu11.3","2.23-0ubuntu11.3+esm1","2.23-0ubuntu11.3+esm2","2.23-0ubuntu11.3+esm3","2.23-0ubuntu11.3+esm5","2.23-0ubuntu11.3+esm6","2.23-0ubuntu11.3+esm7","2.23-0ubuntu11.3+esm8"],"ecosystem_specific":{"binaries":[{"binary_name":"glibc-source","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc-bin","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc-dev-bin","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_version":"2.23-0ubuntu11.3+esm9","binary_name":"libc6-amd64"},{"binary_name":"libc6-armel","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-dev-amd64","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-dev-armel","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-dev-i386","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-dev-s390","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-dev-x32","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-i386","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"libc6-pic","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_version":"2.23-0ubuntu11.3+esm9","binary_name":"libc6-s390"},{"binary_version":"2.23-0ubuntu11.3+esm9","binary_name":"libc6-x32"},{"binary_name":"locales","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"locales-all","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"multiarch-support","binary_version":"2.23-0ubuntu11.3+esm9"},{"binary_name":"nscd","binary_version":"2.23-0ubuntu11.3+esm9"}],"availability":"Available 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