fkie_cve-2021-4149
Vulnerability from fkie_nvd
Published
2022-03-23 20:15
Modified
2024-11-21 06:37
Severity ?
Summary
A vulnerability was found in btrfs_alloc_tree_b in fs/btrfs/extent-tree.c in the Linux kernel due to an improper lock operation in btrfs. In this flaw, a user with a local privilege may cause a denial of service (DOS) due to a deadlock problem.
References
| ▼ | URL | Tags | |
|---|---|---|---|
| secalert@redhat.com | https://bugzilla.redhat.com/show_bug.cgi?id=2026485 | Issue Tracking, Third Party Advisory | |
| secalert@redhat.com | https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html | Mailing List, Third Party Advisory | |
| secalert@redhat.com | https://lkml.org/lkml/2021/10/18/885 | Exploit, Mailing List, Patch, Third Party Advisory | |
| secalert@redhat.com | https://lkml.org/lkml/2021/9/13/2565 | Exploit, Mailing List, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://bugzilla.redhat.com/show_bug.cgi?id=2026485 | Issue Tracking, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html | Mailing List, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://lkml.org/lkml/2021/10/18/885 | Exploit, Mailing List, Patch, Third Party Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://lkml.org/lkml/2021/9/13/2565 | Exploit, Mailing List, Third Party Advisory |
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| linux | linux_kernel | * | |
| linux | linux_kernel | 5.15 | |
| linux | linux_kernel | 5.15 | |
| linux | linux_kernel | 5.15 | |
| linux | linux_kernel | 5.15 | |
| linux | linux_kernel | 5.15 | |
| linux | linux_kernel | 5.15 | |
| debian | debian_linux | 9.0 |
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.