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CVE-2026-43093 xsk: tighten UMEM headroom validation to account for tailroom and min frame
| Reporter | Title | Published | Views | Family All 32 |
|---|---|---|---|---|
 | CVE-2026-43093 | 6 May 202607:40 | – | attackerkb |
 | Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1693) | 9 May 202600:00 | – | nessus |
| Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1695) | 9 May 202600:00 | – | nessus |
| Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1882) | 22 Jun 202600:00 | – | nessus |
| Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-123 (ALASKERNEL-5.10-2026-123) | 22 Jun 202600:00 | – | nessus |
| Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2026-107 (ALASKERNEL-5.15-2026-107) | 22 Jun 202600:00 | – | nessus |
| Photon OS 4.0: Linux PHSA-2026-4.0-1028 | 5 Jun 202600:00 | – | nessus |
| Linux Distros Unpatched Vulnerability : CVE-2026-43093 | 6 May 202600:00 | – | nessus |
 | Important: kernel | 22 Jun 202600:00 | – | amazon |
| Important: kernel | 22 Jun 202600:00 | – | amazon |
10
[
{
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"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/xdp/xdp_umem.c"
],
"versions": [
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{
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},
{
"version": "4.19.118",
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"status": "affected",
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},
{
"version": "5.4.35",
"lessThan": "5.5",
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},
{
"version": "5.6.7",
"lessThan": "5.7",
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}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"net/xdp/xdp_umem.c"
],
"versions": [
{
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},
{
"version": "0",
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},
{
"version": "5.10.258",
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},
{
"version": "5.15.209",
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},
{
"version": "6.1.175",
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},
{
"version": "6.6.136",
"lessThanOrEqual": "6.6.*",
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},
{
"version": "6.12.83",
"lessThanOrEqual": "6.12.*",
"status": "unaffected",
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},
{
"version": "6.18.24",
"lessThanOrEqual": "6.18.*",
"status": "unaffected",
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},
{
"version": "6.19.14",
"lessThanOrEqual": "6.19.*",
"status": "unaffected",
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},
{
"version": "7.0",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]Data
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01 Jun 2026 16:14Current
CVSS 3.17.8
EPSS0.00129