CVE-2024-26920

tracing/trigger: Fix to return error if failed to alloc snapshot

MEDIUM

5.5

CVSS Score

Published: April 17, 2024 at 03:59 PM UTC

Updated: October 15, 2026 at 01:17 AM UTC

2 products affected across 2 vendorsLinux KernelSIMATIC S7-1500 TM MFP

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: tracing/trigger: Fix to return error if failed to alloc snapshot Fix register_snapshot_trigger() to return error code if it failed to allocate a snapshot instead of 0 (success). Unless that, it will register snapshot trigger without an error.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

4.14.177 ≤ v < 4.154.19.117 ≤ v < 4.204.4.220 ≤ v < 4.54.9.220 ≤ v < 4.105.4.34 ≤ v < 5.55.5.19 ≤ v < 5.65.6.6 ≤ v < 5.75.7.1 ≤ v < 6.1.796.2 ≤ v < 6.6.186.7 ≤ v < 6.7.60bbe7f719985efd9adb3454679ecef0984cb680026e356e51ab3b54322eeb445c75a87ede5b9d4.14.177 4.19.117 4.4.220 4.9.220 5.4.34 5.5.19 5.6.6 5.7 5.7 rc2 5.7 rc3 5.7 rc4 5.7 rc5 5.7 rc6 5.7 rc757f2a2ad73e99a7594515848f4da987326a159816.8 6.8 rc1 6.8 rc27054f86f268c0d9d62b52a4497dd0e8c10a7e5c7733c611a758c68894a4480fb999637476118a8fc7c6feb347a4bb1f02e55f6814c93b5f7fab887a8a289fd864722dcf5363fec66a35965d4964df515ffa70d104691aa609a18a9a6692049deb35f431f

Vendor states this is fixed in 0958b33ef5a04ed91f61cef4760ac412080c4e08 (fixed)

Vendor states this is fixed in 36be97e9eb535fe3008a5cb040b1e56f29f2e398 (fixed)

Vendor states this is fixed in 4b001ef14baab16b553a002cb9979e31b8fc0c6b (fixed)

Vendor states this is fixed in 6022c065c9ec465d84cebff8f480db083e4ee06b (fixed)

Affected range stops below 4.10, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.15, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.20, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.5, so it looks safe — our inference, not a vendor statement

Affected range stops below 5.6, so it looks safe — our inference, not a vendor statement

Vendor states this is fixed in 5.7 (unaffected)

Vendor states this is fixed in 6.1.79 (unaffected)