{"id":"AZL-13820","summary":"CVE-2023-23039 affecting package kernel for versions less than 5.15.135.1-2","details":"An issue was discovered in the Linux kernel through 6.2.0-rc2. drivers/tty/vcc.c has a race condition and resultant use-after-free if a physically proximate attacker removes a VCC device while calling open(), aka a race condition between vcc_open() and vcc_remove().","modified":"2026-04-21T04:23:01.715396Z","published":"2023-02-22T17:15:11Z","upstream":["CVE-2023-23039"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23039"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.135.1-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-13820.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H"}]}