In the Linux kernel before 5.12.4, net/bluetooth/hci_event.c has a use-after-free when destroying an hci_chan, aka CID-5c4c8c954409. This leads to writing an arbitrary value.
References
Link | Resource |
---|---|
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4 | Mailing List Patch Vendor Advisory |
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5c4c8c9544099bb9043a10a5318130a943e32fc3 | Mailing List Patch Vendor Advisory |
https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html | Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html | Third Party Advisory |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GI7Z7UBWBGD3ABNIL2DC7RQDCGA4UVQW/ | |
https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-hci_send_acl | Exploit Third Party Advisory |
https://syzkaller.appspot.com/bug?id=2e1943a94647f7732dd6fc60368642d6e8dc91b1 | Exploit Mailing List Third Party Advisory |
Configurations
History
08 May 2022, 23:45
Type | Values Removed | Values Added |
---|---|---|
CPE | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | |
References | (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html - Third Party Advisory | |
References | (MLIST) https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html - Third Party Advisory |
23 Jun 2021, 02:15
Type | Values Removed | Values Added |
---|---|---|
References |
|
07 Jun 2021, 15:55
Type | Values Removed | Values Added |
---|---|---|
CVSS |
v2 : v3 : |
v2 : 4.6
v3 : 7.8 |
24 May 2021, 19:27
Type | Values Removed | Values Added |
---|---|---|
CWE | CWE-416 | |
CPE | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* |
|
CVSS |
v2 : v3 : |
v2 : 2.1
v3 : 5.5 |
References | (MISC) https://syzkaller.appspot.com/bug?id=2e1943a94647f7732dd6fc60368642d6e8dc91b1 - Exploit, Mailing List, Third Party Advisory | |
References | (MISC) https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.4 - Mailing List, Patch, Vendor Advisory | |
References | (MISC) https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5c4c8c9544099bb9043a10a5318130a943e32fc3 - Mailing List, Patch, Vendor Advisory | |
References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GI7Z7UBWBGD3ABNIL2DC7RQDCGA4UVQW/ - Mailing List, Third Party Advisory | |
References | (MISC) https://sites.google.com/view/syzscope/kasan-use-after-free-read-in-hci_send_acl - Exploit, Third Party Advisory |
20 May 2021, 04:15
Type | Values Removed | Values Added |
---|---|---|
References |
|
Information
Published : 2021-05-14 23:15
Updated : 2024-02-04 21:47
NVD link : CVE-2021-33034
Mitre link : CVE-2021-33034
CVE.ORG link : CVE-2021-33034
JSON object : View
Products Affected
debian
- debian_linux
fedoraproject
- fedora
linux
- linux_kernel
CWE
CWE-416
Use After Free