CVE-2024-50302: Linux Kernel Use of Uninitialized Resource Vulnerability

Q: How do I fix CVE-2024-50302?

android: mitigate or apply the listed mitigation; debian linux: mitigate or apply the listed mitigation; simatic s7-1500 tm mfp firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2024-50302 being exploited?

Yes. CVE-2024-50302 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.

Q: What does CVE-2024-50302 affect?

CVE-2024-50302 affects android, debian linux, simatic s7-1500 tm mfp firmware. Severity is medium (CVSS 5.5). 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 s

Q: How urgent is CVE-2024-50302?

Priority 63/100. Exploited in the wild (CISA KEV); On your watchlist

Patch now

MEDIUM 5.5EXPLOITEDWATCHLISTMITIGATEMITIGATEMITIGATE

CVE-2024-50302 is a medium-severity flaw (CVSS 5.5) affecting android, debian linux, simatic s7-1500 tm mfp firmware, reported as exploited in the wild. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Exploited in the wild (CISA KEV)
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	Yes, fix due 2025-03-25
Weakness	CWE-908
Published	2024-11-19
Last modified	2026-10-15

Publisher (CNA): kernel.org · Vendor: debian · google · linux · siemens

Last updated 2026-10-15 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2024-11-19 02:16 UTCPublished CVE record published
2025-03-04Exploited Added to the CISA Known Exploited Vulnerabilities list
2025-03-25Deadline CISA due date for US federal agencies to patch
2026-10-15 01:19 UTCUpdated Record last modified

google android MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

debian debian linux MITIGATE

Affected: 11.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

siemens simatic s7-1500 tm mfp firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

siemens sinec os UPGRADE

Affected: < 3.2

Fixed in: 3.2

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

linux linux kernel UPGRADE

Affected: >= 3.12 and < 4.19.324 · >= 4.20 and < 5.4.286 · >= 5.5 and < 5.10.230 · >= 5.11 and < 5.15.172 · >= 5.16 and < 6.1.117 · >= 6.2 and < 6.6.61 · >= 6.7 and < 6.11.8 · 6.12 rc1

Fixed in: 4.19.324, 5.4.286, 5.10.230, 5.15.172, 6.1.117, 6.6.61, 6.11.8

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · byobu · FIXED · 7.23-1.fc46 · FEDORA-2026-08f2b53446 · source

sudo dnf upgrade --advisory=FEDORA-2026-08f2b53446

Ubuntu 20.04 · linux · FIXED · 5.4.0-208.228

sudo apt update && sudo apt install --only-upgrade linux dpkg --compare-versions "$(dpkg-query -W -f='${Version}' linux)" ge "5.4.0-208.228" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 24.10 · linux · FIXED · 6.11.0-18.18

sudo apt update && sudo apt install --only-upgrade linux dpkg --compare-versions "$(dpkg-query -W -f='${Version}' linux)" ge "6.11.0-18.18" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 22.04 · linux · FIXED · 5.15.0-133.144

sudo apt update && sudo apt install --only-upgrade linux dpkg --compare-versions "$(dpkg-query -W -f='${Version}' linux)" ge "5.15.0-133.144" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 24.04 · linux · FIXED · 6.8.0-57.59

sudo apt update && sudo apt install --only-upgrade linux dpkg --compare-versions "$(dpkg-query -W -f='${Version}' linux)" ge "6.8.0-57.59" && echo PATCHED || echo STILL-VULNERABLE

Ubuntu 25.04 · linux · NOT AFFECTED

Debian 12 · linux · FIXED · 6.1.119-1

sudo apt update && sudo apt install --only-upgrade linux dpkg --compare-versions "$(dpkg-query -W -f='${Version}' linux)" ge "6.1.119-1" && echo PATCHED || echo STILL-VULNERABLE

Debian 13 · linux · FIXED · 6.11.9-1

sudo apt update && sudo apt install --only-upgrade linux dpkg --compare-versions "$(dpkg-query -W -f='${Version}' linux)" ge "6.11.9-1" && echo PATCHED || echo STILL-VULNERABLE

RHEL 6 Extended Lifecycle Support - EXTENSION · kernel · FIXED · kernel-2.6.32-754.56.1.el6

sudo dnf upgrade --advisory=RHSA-2025:2517 rpm -q kernel

RHEL 7.7 Advanced Update Support · kernel · FIXED · kernel-3.10.0-1062.93.1.el7

sudo dnf upgrade --advisory=RHSA-2025:2514 rpm -q kernel

RHEL 7 Extended Lifecycle Support · kernel-rt · FIXED · kernel-rt-3.10.0-1160.133.1.rt56.1285.el7

sudo dnf upgrade --advisory=RHSA-2025:2510 rpm -q kernel-rt

RHEL 7 Extended Lifecycle Support · kernel · FIXED · kernel-3.10.0-1160.133.1.el7

sudo dnf upgrade --advisory=RHSA-2025:2501 rpm -q kernel

RHEL 8 · kernel-rt · FIXED · kernel-rt-4.18.0-553.44.1.rt7.385.el8_10

sudo dnf upgrade --advisory=RHSA-2025:2474 rpm -q kernel-rt

Amazon Linux 2023 · see advisory · FIXED · ALAS2023-2025-802 · source

sudo dnf update --advisory=ALAS2023-2025-802

Amazon Linux 2 · see advisory · FIXED · ALAS2-2025-2800 · source

sudo yum update --advisory=ALAS2-2025-2800

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: cert-portal.siemens.com/productcert/html/ssa-265688.html
Write-up: cert-portal.siemens.com/productcert/html/ssa-355557.html

Verify at the official source NVD · CVE Program · CISA KEV catalog · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2024-50302?

android: mitigate or apply the listed mitigation; debian linux: mitigate or apply the listed mitigation; simatic s7-1500 tm mfp firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-50302 being exploited?

Yes. CVE-2024-50302 is on the CISA Known Exploited Vulnerabilities list, so treat it as patch-now.

What does CVE-2024-50302 affect?

CVE-2024-50302 affects android, debian linux, simatic s7-1500 tm mfp firmware. Severity is medium (CVSS 5.5). 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 s

How urgent is CVE-2024-50302?

Priority 63/100. Exploited in the wild (CISA KEV); On your watchlist

Software pages

Linux kernel vulnerabilities · Debian vulnerabilities · Android vulnerabilities · Siemens vulnerabilities

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References

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