ospfd: Prevent crash by accessing memory not owned. #7603
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When allocating memory for the `struct ospf_metric` we were using `uint32_t` instead of the actual size of this structure. When we wrote to it we would be writing into other people's memory. Found-by: Amol Lad Signed-off-by: Donald Sharp <[email protected]>
💚 Basic BGPD CI results: SUCCESS, 0 tests failedResults table
For details, please contact louberger |
mjstapp
approved these changes
Nov 25, 2020
qlyoung
approved these changes
Nov 25, 2020
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ci:rerun |
Continuous Integration Result: SUCCESSFULCongratulations, this patch passed basic tests Tested-by: NetDEF / OpenSourceRouting.org CI System CI System Testrun URL: https://ci1.netdef.org/browse/FRR-FRRPULLREQ-15658/ This is a comment from an automated CI system. Warnings Generated during build:Debian 10 amd64 build: Successful with additional warningsDebian Package lintian failed for Debian 10 amd64 build: CLANG Static Analyzer Summary
No Changes in Static Analysis warnings compared to base1 Static Analyzer issues remaining.See details at |
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When allocating memory for the
struct ospf_metricwewere using
uint32_tinstead of the actual size of thisstructure. When we wrote to it we would be writing
into other people's memory.
Found-by: Amol Lad
Signed-off-by: Donald Sharp [email protected]