CVE-2025-39922Out-of-bounds Read in Linux

Severity
7.1HIGHNVD
EPSS
0.0%
top 98.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedOct 1

Description

In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix incorrect map used in eee linkmode incorrectly used ixgbe_lp_map in loops intended to populate the supported and advertised EEE linkmode bitmaps based on ixgbe_ls_map. This results in incorrect bit setting and potential out-of-bounds access, since ixgbe_lp_map and ixgbe_ls_map have different sizes and purposes. ixgbe_lp_map[i] -> ixgbe_ls_map[i] Use ixgbe_ls_map for supported and advertised linkmodes, and keep ixg

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HExploitability: 1.8 | Impact: 5.2

Affected Packages7 packages

NVDlinux/linux_kernel6.96.12.46+2
Debianlinux/linux_kernel< 6.12.48-1+1
CVEListV5linux/linux9356b6db9d051e9d939dd0f9ae7a0514103ef228682105ab63826fb7ca7c112b42b478d156fbb19f+3
debiandebian/linux< linux 6.16.6-1 (forky)

Patches

🔴Vulnerability Details

2
GHSA
GHSA-vmg3-v8p4-c57v: In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix incorrect map used in eee linkmode incorrectly used ixgbe_lp_map in l2025-10-01
OSV
CVE-2025-39922: In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix incorrect map used in eee linkmode incorrectly used ixgbe_lp_map in loo2025-10-01

📋Vendor Advisories

3
Red Hat
kernel: ixgbe: fix incorrect map used in eee linkmode2025-10-01
Debian
CVE-2025-39922: linux - In the Linux kernel, the following vulnerability has been resolved: ixgbe: fix ...2025
Microsoft
Buffer overflow in the C12.22 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file2021-11-09