7.8
HIGH CVSS 3.1
CVE-2024-26749
usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable()
Description

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable() ... cdns3_gadget_ep_free_request(&priv_ep->endpoint, &priv_req->request); list_del_init(&priv_req->list); ... 'priv_req' actually free at cdns3_gadget_ep_free_request(). But list_del_init() use priv_req->list after it. [ 1542.642868][ T534] BUG: KFENCE: use-after-free read in __list_del_entry_valid+0x10/0xd4 [ 1542.642868][ T534] [ 1542.653162][ T534] Use-after-free read at 0x000000009ed0ba99 (in kfence-#3): [ 1542.660311][ T534] __list_del_entry_valid+0x10/0xd4 [ 1542.665375][ T534] cdns3_gadget_ep_disable+0x1f8/0x388 [cdns3] [ 1542.671571][ T534] usb_ep_disable+0x44/0xe4 [ 1542.675948][ T534] ffs_func_eps_disable+0x64/0xc8 [ 1542.680839][ T534] ffs_func_set_alt+0x74/0x368 [ 1542.685478][ T534] ffs_func_disable+0x18/0x28 Move list_del_init() before cdns3_gadget_ep_free_request() to resolve this problem.

INFO

Published Date :

April 3, 2024, 5:15 p.m.

Last Modified :

Jan. 14, 2025, 5:28 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2024-26749 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
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH [email protected]
Solution
This addresses a use-after-free vulnerability in the Linux kernel's USB subsystem.
  • Update the affected Linux kernel packages to resolve this issue.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-26749 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-2024-26749 weaknesses.

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-2024-26749 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-26749 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]

    Jan. 14, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Added CWE NIST CWE-416
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.4 up to (excluding) 5.4.270 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.211 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.150 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.80 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.19 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.7.7 *cpe:2.3:o:linux:linux_kernel:6.8:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*
    Changed Reference Type https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9 No Types Assigned https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9 Patch
    Changed Reference Type https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9 No Types Assigned https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9 Patch
    Changed Reference Type https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16 No Types Assigned https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16 Patch
    Changed Reference Type https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16 No Types Assigned https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16 Patch
    Changed Reference Type https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3 No Types Assigned https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3 Patch
    Changed Reference Type https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3 No Types Assigned https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3 Patch
    Changed Reference Type https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d No Types Assigned https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d Patch
    Changed Reference Type https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d No Types Assigned https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d Patch
    Changed Reference Type https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643 No Types Assigned https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643 Patch
    Changed Reference Type https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643 No Types Assigned https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643 Patch
    Changed Reference Type https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6 No Types Assigned https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6 Patch
    Changed Reference Type https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6 No Types Assigned https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6 Patch
    Changed Reference Type https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824 No Types Assigned https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824 Patch
    Changed Reference Type https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824 No Types Assigned https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824 Patch
    Changed Reference Type https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html No Types Assigned https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html Mailing List
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9
    Added Reference https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16
    Added Reference https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3
    Added Reference https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d
    Added Reference https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643
    Added Reference https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6
    Added Reference https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824
    Added Reference https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Nov. 05, 2024

    Action Type Old Value New Value
    Removed Reference kernel.org https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jun. 25, 2024

    Action Type Old Value New Value
    Added Reference kernel.org https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html [No types assigned]
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 29, 2024

    Action Type Old Value New Value
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Apr. 03, 2024

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable() ... cdns3_gadget_ep_free_request(&priv_ep->endpoint, &priv_req->request); list_del_init(&priv_req->list); ... 'priv_req' actually free at cdns3_gadget_ep_free_request(). But list_del_init() use priv_req->list after it. [ 1542.642868][ T534] BUG: KFENCE: use-after-free read in __list_del_entry_valid+0x10/0xd4 [ 1542.642868][ T534] [ 1542.653162][ T534] Use-after-free read at 0x000000009ed0ba99 (in kfence-#3): [ 1542.660311][ T534] __list_del_entry_valid+0x10/0xd4 [ 1542.665375][ T534] cdns3_gadget_ep_disable+0x1f8/0x388 [cdns3] [ 1542.671571][ T534] usb_ep_disable+0x44/0xe4 [ 1542.675948][ T534] ffs_func_eps_disable+0x64/0xc8 [ 1542.680839][ T534] ffs_func_set_alt+0x74/0x368 [ 1542.685478][ T534] ffs_func_disable+0x18/0x28 Move list_del_init() before cdns3_gadget_ep_free_request() to resolve this problem.
    Added Reference kernel.org https://git.kernel.org/stable/c/cfa9abb5570c489dabf6f7fb3a066cc576fc8824 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/b40328eea93c75a5645891408010141a0159f643 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/4e5c73b15d95452c1ba9c771dd013a3fbe052ff3 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/2134e9906e17b1e5284300fab547869ebacfd7d9 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/29e42e1578a10c611b3f1a38f3229b2d664b5d16 [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/9a07244f614bc417de527b799da779dcae780b5d [No types assigned]
    Added Reference kernel.org https://git.kernel.org/stable/c/cd45f99034b0c8c9cb346dd0d6407a95ca3d36f6 [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.
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact