wifi: mt76: replace skb_put with skb_put_zero
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: replace skb_put with skb_put_zero Avoid potentially reusing uninitialized data
- Published
- Jul 30, 2024
- Updated
- Aug 5, 2026
- EPSS
- 0.5% · 43th percentile
- CWE
- CWE-908
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Report tools
Action score
30
Monitor
Low priority for now.
- CVSS
- 30 / 40 · 7.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.5%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- 7.5
- CNA · Linux
- 8.3
- 0.8 point gap
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| linux | linux kernel | cpe:2.3:o:linux:linux_kernel |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- linux linux kernelbefore 5.15.163
- linux linux kernel5.16 and later · before 6.1.98
- linux linux kernel6.2 and later · before 6.6.39
- linux linux kernel6.7 and later · before 6.9.9
Versions reported by the vendor
Affected version ranges reported by the assigning authority (Linux). Independent of NVD's CPE analysis and usually ahead of it.
Linux Linux
- 4.16affected
- 7bc04215a66b60e198aecaee8418f6d79fa19faa and later · before dc7f14d00d0c4c21898f3504607f4a31079065a2affected · git
- 7bc04215a66b60e198aecaee8418f6d79fa19faa and later · before 22ea2a7f0b64d323625950414a4496520fb33657affected · git
- 7bc04215a66b60e198aecaee8418f6d79fa19faa and later · before ff6b26be13032c5fbd6b6a0b24358f8eaac4f3afaffected · git
- 7bc04215a66b60e198aecaee8418f6d79fa19faa and later · before 64f86337ccfe77fe3be5a9356b0dabde23fbb074affected · git
- 7bc04215a66b60e198aecaee8418f6d79fa19faa and later · before 7f819a2f4fbc510e088b49c79addcf1734503578affected · git
- before 4.16not affected · semver
- 5.15.163 and later · up to and including 5.15.*not affected · semver
- 6.1.98 and later · up to and including 6.1.*not affected · semver
- 6.6.39 and later · up to and including 6.6.*not affected · semver
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| AlmaLinux:9 | bpftool | before 7.3.0-427.37.1.el9_4 | 7.3.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-core | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug-core | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug-devel | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug-devel-matched | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug-modules | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug-modules-core | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-debug-modules-extra | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-devel | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-devel-matched | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-modules | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-modules-core | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-64k-modules-extra | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-abi-stablelists | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-core | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-cross-headers | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-debug | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-debug-core | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-debug-devel | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-debug-devel-matched | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
| AlmaLinux:9 | kernel-debug-modules | before 5.14.0-427.37.1.el9_4 | 5.14.0-427.37.1.el9_4 |
+96
Same product
linux: all recordsOther highest-scoring records for the same primary product.
- CVE-2022-0847A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copy_page_to_iter_pipe KEV89Now
- CVE-2021-22555Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACEKEV85Now
- CVE-2016-5195Race condition in mm/gup.c in the Linux kernel 2.x through 4.x before 4.8.3 allows local users to gain privileges by leveraging incorrect haKEV83Now
- CVE-2019-13272In the Linux kernel before 5.1.17, ptrace_link in kernel/ptrace.c mishandles the recording of the credentials of a process that wants to creKEV77This week
- CVE-2013-6282The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the v6k and v7 ARM platforms do not validate certain addKEV77This week
- CVE-2013-2094The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows loKEV77This week
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| Linux Linux | 22ea2a7f0b64d323625950414a4496520fb33657 | Vendor (CNA) |
| Linux Linux | 64f86337ccfe77fe3be5a9356b0dabde23fbb074 | Vendor (CNA) |
| Linux Linux | 7f819a2f4fbc510e088b49c79addcf1734503578 | Vendor (CNA) |
| Linux Linux | dc7f14d00d0c4c21898f3504607f4a31079065a2 | Vendor (CNA) |
| Linux Linux | ff6b26be13032c5fbd6b6a0b24358f8eaac4f3af | Vendor (CNA) |
| azl3 kernel 6.6.35.1-5 on Azure Linux 3.0 | 6.6.43.1-7 · CBL-Mariner Releases | Microsoft (MSRC) |
| azl3 kernel 6.6.43.1-7 on Azure Linux 3.0 | 6.6.43.1-7 · CBL-Mariner Releases | Microsoft (MSRC) |
| cbl2 kernel 5.15.162.2-1 on CBL Mariner 2.0 | 5.15.164.1-1 · CBL-Mariner Releases | Microsoft (MSRC) |
| cbl2 kernel 5.15.162.2-1 on CBL-Mariner 2.0 | 5.15.163.1-1 · CBL-Mariner Releases | Microsoft (MSRC) |
| cbl2 kernel 5.15.163.1-1 on CBL Mariner 2.0 | 5.15.163.1-1 · CBL-Mariner Releases | Microsoft (MSRC) |
| almalinux:bpftool | 7.3.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-core | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug-core | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug-devel | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug-devel-matched | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug-modules | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug-modules-core | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-debug-modules-extra | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| almalinux:kernel-64k-devel | 5.14.0-427.37.1.el9_4 · AlmaLinux:9 | Package registry (OSV) |
| debian:linux | 6.1.98-1 · Debian:12 | Package registry (OSV) |
| red hat:bpftool-debuginfo | 0:7.3.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:kernel-64k-debug-debuginfo | 0:5.14.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:kernel-64k-debug-devel | 0:5.14.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:kernel-64k-debug-devel-matched | 0:5.14.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:kernel-64k-debuginfo | 0:5.14.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:kernel-64k-devel | 0:5.14.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
| red hat:kernel-64k-devel-matched | 0:5.14.0-427.37.1.el9_4 · Red Hat:enterprise_linux:9::appstream | Package registry (OSV) |
+5
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2024-50302111 days apartHID: core: zero-initialize the report bufferKEV52Plan
- CVE-2024-4768583 days apartnetfilter: nf_reject_ipv6: fix nf_reject_ip6_tcphdr_put()36Monitor
- CVE-2024-3689861 days apartgpiolib: cdev: fix uninitialised kfifo31Monitor
- CVE-2021-4755367 days apartsched/scs: Reset task stack state in bringup_cpu()31Monitor
- CVE-2024-2702290 days apartfork: defer linking file vma until vma is fully initialized31Monitor
- CVE-2024-50143100 days apartudf: fix uninit-value use in udf_get_fileshortad31Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
National notice (Türkiye Cybersecurity Directorate / USOM)
Official security notices citing this record; remediation advice is on the agency's page.
- TR-24-1106 · Jul 31, 2024(Linux Kernel Güncellemesi)
Technical details
Attack conditions
- Someone on the same network segment can trigger it.
- No account or password is required.
- No user action is required.
- Special conditions such as timing or configuration are required.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Adjacent
- Attack complexity
- High
- Privileges required
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-908 · Use of Uninitialized ResourceCVSS vector
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Change log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- git.kernel.org/stable/c/22ea2a7f0b64d323625950414a4496520fb33657
- git.kernel.org/stable/c/64f86337ccfe77fe3be5a9356b0dabde23fbb074
- git.kernel.org/stable/c/7f819a2f4fbc510e088b49c79addcf1734503578
- git.kernel.org/stable/c/dc7f14d00d0c4c21898f3504607f4a31079065a2
- git.kernel.org/stable/c/ff6b26be13032c5fbd6b6a0b24358f8eaac4f3af
- lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Vendor advisories and official records. Exploit/PoC links are deliberately left out.