CVEs / CVE-2024-50302
CVE-2024-50302: Linux Kernel Use of Uninitialized Resource Vulnerability
- Known exploited in the CISA KEV catalog since 4 Mar 2025
- medium 5.5 CVSS 3.1 (NVD)
- EPSS 0.81% chance of exploitation in the next 30 days, higher than 56% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
The Linux kernel contains a use of uninitialized resource vulnerability that allows an attacker to leak kernel memory via a specially crafted HID report.
Description
In the Linux kernel, the following vulnerability has been resolved: HID: core: zero-initialize the report buffer Since the report buffer is used by all kinds of drivers in various ways, let's zero-initialize it during allocation to make sure that it can't be ever used to leak kernel memory via specially-crafted report.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before e7ea60184e1e88a3c9e437b3265cbb6439aa7e26 | e7ea60184e1e88a3c9e437b3265cbb6439aa7e26 |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before 3f9e88f2672c4635960570ee9741778d4135ecf5 | 3f9e88f2672c4635960570ee9741778d4135ecf5 |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before d7dc68d82ab3fcfc3f65322465da3d7031d4ab46 | d7dc68d82ab3fcfc3f65322465da3d7031d4ab46 |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before 05ade5d4337867929e7ef664e7ac8e0c734f1aaf | 05ade5d4337867929e7ef664e7ac8e0c734f1aaf |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before 1884ab3d22536a5c14b17c78c2ce76d1734e8b0b | 1884ab3d22536a5c14b17c78c2ce76d1734e8b0b |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before 9d9f5c75c0c7f31766ec27d90f7a6ac673193191 | 9d9f5c75c0c7f31766ec27d90f7a6ac673193191 |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before 492015e6249fbcd42138b49de3c588d826dd9648 | 492015e6249fbcd42138b49de3c588d826dd9648 |
| Linux Linux | from 27ce405039bfe6d3f4143415c638f56a3df77dca, before 177f25d1292c7e16e1199b39c85480f7f8815552 | 177f25d1292c7e16e1199b39c85480f7f8815552 |
| Linux Linux | b2b6cadad699d44a8a5b2a60f3d960e00d6fb3b7 | — |
| Linux Linux | fe6c9b48ebc920ff21c10c50ab2729440c734254 | — |
| Linux Linux | from 3.10.16, before 3.11 | 3.11 |
| Linux Linux | from 3.11.5, before 3.12 | 3.12 |
| Linux Linux | 3.12 | — |
| Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem | before V1.1.1 | V1.1.1 |
| Product | Affected | Fixed in |
|---|---|---|
| Kernel (Linux) | from 3.12.0, before 4.19.324 | 4.19.324 |
| Kernel (Linux) | from 4.20.0, before 5.4.286 | 5.4.286 |
| Kernel (Linux) | from 5.5.0, before 5.10.230 | 5.10.230 |
| Kernel (Linux) | from 5.11.0, before 5.15.172 | 5.15.172 |
| Kernel (Linux) | from 5.16.0, before 6.1.117 | 6.1.117 |
| Kernel (Linux) | from 6.2.0, before 6.6.61 | 6.6.61 |
| Kernel (Linux) | from 6.7.0, before 6.11.8 | 6.11.8 |
Exploitation
| In CISA KEV since | 4 Mar 2025 |
|---|---|
| Due date for US federal agencies | 25 Mar 2025 |
| Used in ransomware campaigns | Unknown |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
Severity
| CVSS 3.1 | 5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NScored by NVD |
|---|---|
| Weakness | CWE-908 |
References
- CVE-2024-50302 on NVD
- CVE-2024-50302 in the CISA KEV catalog
- https://lore.kernel.org/linux-cve-announce/2024111908-CVE-2024-50302-f677@gregkh/ (cited by CISA)
- https://source.android.com/docs/security/bulletin/2025-03-01 (cited by CISA)
- CVE-2024-50302 on OSV
- https://git.kernel.org/stable/c/05ade5d4337867929e7ef664e7ac8e0c734f1aaf Patch
- https://git.kernel.org/stable/c/177f25d1292c7e16e1199b39c85480f7f8815552 Patch
- https://git.kernel.org/stable/c/1884ab3d22536a5c14b17c78c2ce76d1734e8b0b Patch
- https://git.kernel.org/stable/c/3f9e88f2672c4635960570ee9741778d4135ecf5 Patch
- https://git.kernel.org/stable/c/492015e6249fbcd42138b49de3c588d826dd9648 Patch
- https://git.kernel.org/stable/c/9d9f5c75c0c7f31766ec27d90f7a6ac673193191 Patch
- https://git.kernel.org/stable/c/d7dc68d82ab3fcfc3f65322465da3d7031d4ab46 Patch
- https://git.kernel.org/stable/c/e7ea60184e1e88a3c9e437b3265cbb6439aa7e26 Patch
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html Mailing List
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html Mailing List
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-355557.html Third Party Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-50302 US Government Resource
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.