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CVE Vulnerability Details :
CVE-2026-43157
PUBLISHED
More InfoOfficial Page
Assigner-Linux
Assigner Org ID-416baaa9-dc9f-4396-8d5f-8c081fb06d67
View Known Exploited Vulnerability (KEV) details
Published At-06 May, 2026 | 11:27
Updated At-11 May, 2026 | 22:18
Rejected At-
▼CVE Numbering Authority (CNA)
octeontx2-af: CGX: fix bitmap leaks

In the Linux kernel, the following vulnerability has been resolved: octeontx2-af: CGX: fix bitmap leaks The RX/TX flow-control bitmaps (rx_fc_pfvf_bmap and tx_fc_pfvf_bmap) are allocated by cgx_lmac_init() but never freed in cgx_lmac_exit(). Unbinding and rebinding the driver therefore triggers kmemleak: unreferenced object (size 16): backtrace: rvu_alloc_bitmap cgx_probe Free both bitmaps during teardown.

Affected Products
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • drivers/net/ethernet/marvell/octeontx2/af/cgx.c
Default Status
unaffected
Versions
Affected
  • From e740003874edc13e468d19233f99787bedb4bb8e before ad8a13a45c5c24d0d32de9a1c3fd58498a675ece (git)
  • From e740003874edc13e468d19233f99787bedb4bb8e before 013ac469596a0b8671e62d89c89ae0bd46bbe667 (git)
  • From e740003874edc13e468d19233f99787bedb4bb8e before ccef79af58b43787c25710c9da96651c6ddfe50f (git)
  • From e740003874edc13e468d19233f99787bedb4bb8e before 6d389382ee655128056fbdab86baad8495ffbf33 (git)
  • From e740003874edc13e468d19233f99787bedb4bb8e before ccca14bbdcc25829d355b9f4d3249f43dadb71c1 (git)
  • From e740003874edc13e468d19233f99787bedb4bb8e before 3def995c4ede842adf509c410e92d09a0cedc965 (git)
Vendor
Linux Kernel Organization, IncLinux
Product
Linux
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Program Files
  • drivers/net/ethernet/marvell/octeontx2/af/cgx.c
Default Status
affected
Versions
Affected
  • 5.18
Unaffected
  • From 0 before 5.18 (semver)
  • From 6.1.165 through 6.1.* (semver)
  • From 6.6.128 through 6.6.* (semver)
  • From 6.12.75 through 6.12.* (semver)
  • From 6.18.16 through 6.18.* (semver)
  • From 6.19.6 through 6.19.* (semver)
  • From 7.0 through * (original_commit_for_fix)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://git.kernel.org/stable/c/ad8a13a45c5c24d0d32de9a1c3fd58498a675ece
N/A
https://git.kernel.org/stable/c/013ac469596a0b8671e62d89c89ae0bd46bbe667
N/A
https://git.kernel.org/stable/c/ccef79af58b43787c25710c9da96651c6ddfe50f
N/A
https://git.kernel.org/stable/c/6d389382ee655128056fbdab86baad8495ffbf33
N/A
https://git.kernel.org/stable/c/ccca14bbdcc25829d355b9f4d3249f43dadb71c1
N/A
https://git.kernel.org/stable/c/3def995c4ede842adf509c410e92d09a0cedc965
N/A
Hyperlink: https://git.kernel.org/stable/c/ad8a13a45c5c24d0d32de9a1c3fd58498a675ece
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/013ac469596a0b8671e62d89c89ae0bd46bbe667
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/ccef79af58b43787c25710c9da96651c6ddfe50f
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/6d389382ee655128056fbdab86baad8495ffbf33
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/ccca14bbdcc25829d355b9f4d3249f43dadb71c1
Resource: N/A
Hyperlink: https://git.kernel.org/stable/c/3def995c4ede842adf509c410e92d09a0cedc965
Resource: N/A
Details not found