5.5
MEDIUM
CVE-2022-49033
Apache Btrfs Sleep Notification
Description

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit() Syzkaller reported BUG as follows: BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274 Call Trace: <TASK> dump_stack_lvl+0xcd/0x134 __might_resched.cold+0x222/0x26b kmem_cache_alloc+0x2e7/0x3c0 update_qgroup_limit_item+0xe1/0x390 btrfs_qgroup_inherit+0x147b/0x1ee0 create_subvol+0x4eb/0x1710 btrfs_mksubvol+0xfe5/0x13f0 __btrfs_ioctl_snap_create+0x2b0/0x430 btrfs_ioctl_snap_create_v2+0x25a/0x520 btrfs_ioctl+0x2a1c/0x5ce0 __x64_sys_ioctl+0x193/0x200 do_syscall_64+0x35/0x80 Fix this by calling qgroup_dirty() on @dstqgroup, and update limit item in btrfs_run_qgroups() later outside of the spinlock context.

INFO

Published Date :

Oct. 21, 2024, 8:15 p.m.

Last Modified :

Oct. 30, 2024, 9:50 p.m.

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2022-49033 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2022-49033 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2022-49033 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Oct. 30, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type https://git.kernel.org/stable/c/01d7c41eac9129fba80d8aed0060caab4a7dbe09 No Types Assigned https://git.kernel.org/stable/c/01d7c41eac9129fba80d8aed0060caab4a7dbe09 Patch
    Changed Reference Type https://git.kernel.org/stable/c/044da1a371a0da579e805e89c96865f62d8f6f69 No Types Assigned https://git.kernel.org/stable/c/044da1a371a0da579e805e89c96865f62d8f6f69 Patch
    Changed Reference Type https://git.kernel.org/stable/c/3c98e91be6aea4c7acf09da6eb0c107ea9186bb5 No Types Assigned https://git.kernel.org/stable/c/3c98e91be6aea4c7acf09da6eb0c107ea9186bb5 Patch
    Changed Reference Type https://git.kernel.org/stable/c/588ae4fdd8b11788a797776b10d6c44ae12bc133 No Types Assigned https://git.kernel.org/stable/c/588ae4fdd8b11788a797776b10d6c44ae12bc133 Patch
    Changed Reference Type https://git.kernel.org/stable/c/89840b12c8fad7200eb6478525c13261512c01be No Types Assigned https://git.kernel.org/stable/c/89840b12c8fad7200eb6478525c13261512c01be Patch
    Changed Reference Type https://git.kernel.org/stable/c/8eb912af525042a7365295eb62f6d5270c2a6462 No Types Assigned https://git.kernel.org/stable/c/8eb912af525042a7365295eb62f6d5270c2a6462 Patch
    Changed Reference Type https://git.kernel.org/stable/c/f4b930a1602b05e77fee31f9616599b25e910a86 No Types Assigned https://git.kernel.org/stable/c/f4b930a1602b05e77fee31f9616599b25e910a86 Patch
    Changed Reference Type https://git.kernel.org/stable/c/f7e942b5bb35d8e3af54053d19a6bf04143a3955 No Types Assigned https://git.kernel.org/stable/c/f7e942b5bb35d8e3af54053d19a6bf04143a3955 Patch
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 4.14.301 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.15 up to (excluding) 4.19.268 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 5.4.226 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.158 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.82 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.0.12 *cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.1:rc6:*:*:*:*:*:*
  • CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Oct. 21, 2024

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: fix sleep from invalid context bug in btrfs_qgroup_inherit() Syzkaller reported BUG as follows: BUG: sleeping function called from invalid context at include/linux/sched/mm.h:274 Call Trace: <TASK> dump_stack_lvl+0xcd/0x134 __might_resched.cold+0x222/0x26b kmem_cache_alloc+0x2e7/0x3c0 update_qgroup_limit_item+0xe1/0x390 btrfs_qgroup_inherit+0x147b/0x1ee0 create_subvol+0x4eb/0x1710 btrfs_mksubvol+0xfe5/0x13f0 __btrfs_ioctl_snap_create+0x2b0/0x430 btrfs_ioctl_snap_create_v2+0x25a/0x520 btrfs_ioctl+0x2a1c/0x5ce0 __x64_sys_ioctl+0x193/0x200 do_syscall_64+0x35/0x80 Fix this by calling qgroup_dirty() on @dstqgroup, and update limit item in btrfs_run_qgroups() later outside of the spinlock context.
    Added Reference kernel.org https://git.kernel.org/stable/c/89840b12c8fad7200eb6478525c13261512c01be [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/3c98e91be6aea4c7acf09da6eb0c107ea9186bb5 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/f4b930a1602b05e77fee31f9616599b25e910a86 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/8eb912af525042a7365295eb62f6d5270c2a6462 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/01d7c41eac9129fba80d8aed0060caab4a7dbe09 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/044da1a371a0da579e805e89c96865f62d8f6f69 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/588ae4fdd8b11788a797776b10d6c44ae12bc133 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/f7e942b5bb35d8e3af54053d19a6bf04143a3955 [No types assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2022-49033 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2022-49033 weaknesses.

CVSS31 - Vulnerability Scoring System
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