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CVE-2026-45852: linux kernel from 4.19.86 (inclusive), before 5.10.259 (exclusive), from 5.11 (inclusive), before 5.15.210…

CVE-2026-45852. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00175 (percentile 0.06517), scored 15-Oct-2026.

Affected technology

linux kernel · from 4.19.86 (inclusive), before 5.10.259 (exclusive)
linux

linux kernel · from 5.11 (inclusive), before 5.15.210 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.176 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.128 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.75 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.14 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.4 (exclusive)
linux

Linux · aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before b98ab5494dbd48652561aa0b9c32f10500220745, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before d493e0bfc748a520c349d6c8791b262aa5ad2e4e, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before 9abff51163aa1bc275ec356f74fe976291860a7f, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before 26793db60925df1e88a29466813d586cbc190b8c, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before ce6f8e007682f378279d4cf83b240f12d52c723b, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before 5c07aef09a121a4cd622a71eb0753a9e135c84a8, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before 26a9cfe12f4ffdeaa136f252478986fa5f397ddc, aae0484e15f062ad2c2502e68e15dfb8b8f84608 to before 0beefd0e15d962f497aad750b2d5e9c3570b66d1, 350703fae672d4d649c3562c199eab5ec9dc7c79, 4.19.86 to before 4.20
Linux

Linux · 4.20
Linux

Red Hat Enterprise Linux 7 Extended Lifecycle Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.8 Telecommunications Update Service · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.6 Extended Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 10 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 6 · Exact affected versions not specified by the source
Red Hat

Component: Not specified by the source
Function: calls
File: drivers/infiniband/sw/rxe/rxe_srq.c

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 7.0/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CWE
CWE-415, CWE-1341
CCR priority
31.2 /100 (P4)
CVSS 3.1
7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS
0.00175 · percentile 0.06517 · 2026-10-15
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-45852.html