{"id":"DEBIAN-CVE-2023-52832","details":"In the Linux kernel, the following vulnerability has been resolved:  wifi: mac80211: don't return unset power in ieee80211_get_tx_power()  We can get a UBSAN warning if ieee80211_get_tx_power() returns the INT_MIN value mac80211 internally uses for \"unset power level\".   UBSAN: signed-integer-overflow in net/wireless/nl80211.c:3816:5  -2147483648 * 100 cannot be represented in type 'int'  CPU: 0 PID: 20433 Comm: insmod Tainted: G        WC OE  Call Trace:   dump_stack+0x74/0x92   ubsan_epilogue+0x9/0x50   handle_overflow+0x8d/0xd0   __ubsan_handle_mul_overflow+0xe/0x10   nl80211_send_iface+0x688/0x6b0 [cfg80211]   [...]   cfg80211_register_wdev+0x78/0xb0 [cfg80211]   cfg80211_netdev_notifier_call+0x200/0x620 [cfg80211]   [...]   ieee80211_if_add+0x60e/0x8f0 [mac80211]   ieee80211_register_hw+0xda5/0x1170 [mac80211]  In this case, simply return an error instead, to indicate that no data is available.","modified":"2026-09-15T09:02:48.976241803Z","published":"2024-05-21T16:15:20.813Z","upstream":["CVE-2023-52832"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-52832"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.64-1"}]}],"versions":["6.1.27-1","6.1.37-1","6.1.38-1","6.1.38-2","6.1.38-2~bpo11+1","6.1.38-3","6.1.38-4","6.1.38-4~bpo11+1","6.1.52-1","6.1.55-1","6.1.55-1~bpo11+1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-52832.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.8-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-52832.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.8-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-52832.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"}]}