block: fix overflow in blk_ioctl_discard()
There is no check for overflow of 'start + len' in blk_ioctl_discard().
Hung task occurs if submit an discard ioctl with the following param:
start = 0x80000000000ff000, len = 0x8000000000fff000;
Add the overflow validation now.
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Tracking
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| Source | ID | Title |
|---|---|---|
Ubuntu USN |
USN-6949-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6949-2 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6952-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6955-1 | Linux kernel (OEM) vulnerabilities |
Wed, 17 Sep 2025 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Linux
Linux linux Kernel |
|
| CPEs | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.9:rc1:*:*:*:*:*:* cpe:2.3:o:linux:linux_kernel:6.9:rc2:*:*:*:*:*:* |
|
| Vendors & Products |
Linux
Linux linux Kernel |
|
| Metrics |
cvssV3_1
|
cvssV3_1
|
Wed, 25 Jun 2025 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat rhel Eus
|
|
| CPEs | cpe:/a:redhat:rhel_eus:9.4 | |
| Vendors & Products |
Redhat rhel Eus
|
Fri, 27 Dec 2024 13:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Wed, 13 Nov 2024 02:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:enterprise_linux:9 cpe:/o:redhat:enterprise_linux:9 |
Thu, 10 Oct 2024 11:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Thu, 08 Aug 2024 23:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat
Redhat enterprise Linux |
|
| CPEs | cpe:/a:redhat:enterprise_linux:8::nfv cpe:/o:redhat:enterprise_linux:8 |
|
| Vendors & Products |
Redhat
Redhat enterprise Linux |
Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2026-05-11T20:16:59.399Z
Reserved: 2024-05-30T15:25:07.068Z
Link: CVE-2024-36917
Updated: 2024-08-02T03:43:49.883Z
Status : Analyzed
Published: 2024-05-30T16:15:15.050
Modified: 2025-09-17T22:16:44.927
Link: CVE-2024-36917
OpenCVE Enrichment
No data.
Ubuntu USN