01 Record

CVE-2026-23277

net/sched: teql: fix NULL pointer dereference in iptunnel_xmit on TEQL slave xmit

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

View raw JSON

02 Description

net/sched: teql: fix NULL pointer dereference in iptunnel_xmit on TEQL slave xmit

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.12% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 2.4% of scored records. A rank, not a probability.
NVD base score: 5.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD analysis status: Modified. NVD last modified this record on 2026-07-14.
Red Hat severity: Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2026-03-20 08:08Z5 MO AGO

Last updated

2026-07-14 12:46Z1 MO AGO

Reserved

2026-01-13

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-476NULL Pointer DereferenceBase

Data version

5.2

Document digest

cf1fa237d9c50b6e5cfd284bb5972b1fe77d65857247e9479f79b9511d9f0ddd

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux039f50629b7f860f36644ed1f34b27da9aa62f43 to < 383493b9940e3d1b5517424081b3e072e20ec43c, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 6b1f563d670162e188a0f2aec39c24b67b106e17, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 57c153249143333bbf4ecf927bdf8aa2696ee397, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 59b06d8b9bdb6b64b3c534c18da68bce5ccd31be, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 81a43e8005366f16e629d8c95dfe05beaa8d36a7, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 0bad9c86edd22dec4df83c2b29872d66fd8a2ff4, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 21ea283c2750c8307aa35ee832b0951cc993c27d, 039f50629b7f860f36644ed1f34b27da9aa62f43 to < 0cc0c2e661af418bbf7074179ea5cfffc0a5c466, 4.5—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/383493b9940e3d1b5517424081b3e072e20ec43c
git.kernel.orghttps://git.kernel.org/stable/c/6b1f563d670162e188a0f2aec39c24b67b106e17
git.kernel.orghttps://git.kernel.org/stable/c/57c153249143333bbf4ecf927bdf8aa2696ee397
git.kernel.orghttps://git.kernel.org/stable/c/59b06d8b9bdb6b64b3c534c18da68bce5ccd31be
git.kernel.orghttps://git.kernel.org/stable/c/81a43e8005366f16e629d8c95dfe05beaa8d36a7
git.kernel.orghttps://git.kernel.org/stable/c/0bad9c86edd22dec4df83c2b29872d66fd8a2ff4
git.kernel.orghttps://git.kernel.org/stable/c/21ea283c2750c8307aa35ee832b0951cc993c27d
git.kernel.orghttps://git.kernel.org/stable/c/0cc0c2e661af418bbf7074179ea5cfffc0a5c466
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-082556.html
cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/html/ssa-019113.html

01 Record index

CVE-2026-23277

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-23277

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References