CVE-2024-35891: net: phy: micrel: Fix potential null pointer dereference
Vulnerability summary
CVE-2024-35891 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in linux. EPSS estimates a 0.61% chance of exploitation in the next 30 days, higher than 49.4% of scored vulnerabilities.
Severe, CVSS 7.5 (CVE.org); no exploitation reported by the 5 checked sources; EPSS 1% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 12 · Related 11Timeline
- 19-05-2024PublishedVulnerability first disclosed.
- 05-08-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: net: phy: micrel: Fix potential null pointer dereference In lan8814_get_sig_rx() and lan8814_get_sig_tx() ptp_parse_header() may return NULL as ptp_header due to abnormal packet type or corrupted packet. Fix this bug by adding ptp_header check. Found by Linux Verification Center (linuxtesting.org) with SVACE.
CVSS metrics
4 scores · 4 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
- NVDNIST5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.61%
Chance of exploitation in the next 30 days
Percentile
49%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.61% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu88 products
- linux< 6.8.0-38.38
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 6.8.0-1011.12
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ ece19502834d84ece2e056db28257ca2aa6e4d48, < 10608161696c2768f53426642f78a42bcaaa53e8 | ≥ ece19502834d84ece2e056db28257ca2aa6e4d48, < 95c1016a2d92c4c28a9d1b6d09859c00b19c0ea4 | ≥ ece19502834d84ece2e056db28257ca2aa6e4d48, < 49767b0df276f12e3e7184601e09ee7430e252dc | ≥ ece19502834d84ece2e056db28257ca2aa6e4d48, < 96c155943a703f0655c0c4cab540f67055960e91 | 5.18
- linux_kernel≥ 5.18, < 6.1.85 | ≥ 6.2, < 6.6.26 | ≥ 6.7, < 6.8.5 | 6.9:rc1 | 6.9:rc2
Debian1 product
- linux< 6.1.85-1 | < 6.8.9-1
3 vendors · 91 products
