{"id":"DEBIAN-CVE-2024-46798","details":"In the Linux kernel, the following vulnerability has been resolved:  ASoC: dapm: Fix UAF for snd_soc_pcm_runtime object  When using kernel with the following extra config,    - CONFIG_KASAN=y   - CONFIG_KASAN_GENERIC=y   - CONFIG_KASAN_INLINE=y   - CONFIG_KASAN_VMALLOC=y   - CONFIG_FRAME_WARN=4096  kernel detects that snd_pcm_suspend_all() access a freed 'snd_soc_pcm_runtime' object when the system is suspended, which leads to a use-after-free bug:  [   52.047746] BUG: KASAN: use-after-free in snd_pcm_suspend_all+0x1a8/0x270 [   52.047765] Read of size 1 at addr ffff0000b9434d50 by task systemd-sleep/2330  [   52.047785] Call trace: [   52.047787]  dump_backtrace+0x0/0x3c0 [   52.047794]  show_stack+0x34/0x50 [   52.047797]  dump_stack_lvl+0x68/0x8c [   52.047802]  print_address_description.constprop.0+0x74/0x2c0 [   52.047809]  kasan_report+0x210/0x230 [   52.047815]  __asan_report_load1_noabort+0x3c/0x50 [   52.047820]  snd_pcm_suspend_all+0x1a8/0x270 [   52.047824]  snd_soc_suspend+0x19c/0x4e0  The snd_pcm_sync_stop() has a NULL check on 'substream-\u003eruntime' before making any access. So we need to always set 'substream-\u003eruntime' to NULL everytime we kfree() it.","modified":"2026-09-15T09:02:58.152932054Z","published":"2024-09-18T08:15:06.463Z","upstream":["CVE-2024-46798"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-46798"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.112-1"}]}],"versions":["6.1.106-1","6.1.106-2","6.1.106-3","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","6.1.64-1","6.1.66-1","6.1.67-1","6.1.69-1","6.1.69-1~bpo11+1","6.1.76-1","6.1.76-1~bpo11+1","6.1.82-1","6.1.85-1","6.1.90-1","6.1.90-1~bpo11+1","6.1.94-1","6.1.94-1~bpo11+1","6.1.98-1","6.1.99-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-46798.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.10.11-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-46798.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.10.11-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-46798.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}