CVE-2026-43435

linux: In the Linux kernel, the following vulnerability has been resolved: rust_binder: fix oneway spam detection The spam...

CVE-2026-43435 is fixed in linux on 1 platform by DEBIAN-CVE-2026-43435 (version 6.19.10-1), released May 15, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0012
1st percentile

In the Linux kernel, the following vulnerability has been resolved: rust_binder: fix oneway spam detection The spam detection logic in TreeRange was executed before the current request was inserted into the tree. So the new request was not being factored in the spam calculation. Fix this by moving the logic after the new range has been inserted. Also, the detection logic for ArrayRange was missing altogether which meant large spamming transactions could get away without being detected. Fix this by implementing an equivalent low_oneway_space() in ArrayRange. Note that I looked into centralizing this logic in RangeAllocator but iterating through 'state' and 'size' got a bit too complicated (for me) and I abandoned this effort.

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 14 6.19.10-1 DEBIAN-CVE-2026-43435 May 15, 2026

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