In the Linux kernel, the following vulnerability has been resolved:
tracing/histogram: Fix a potential memory leak for kstrdup()
kfree() is missing on an error path to free the memory allocated by
kstrdup():
p = param = kstrdup(data->params[i], GFP_KERNEL);
So it is better to free it via kfree(p).
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"kernel/trace/trace_events_hist.c"
],
"versions": [
{
"version": "38b67e60b6b5",
"lessThan": "8a8878ebb596",
"status": "affected",
"versionType": "git"
},
{
"version": "d380dcde9a07",
"lessThan": "d71b06aa9950",
"status": "affected",
"versionType": "git"
},
{
"version": "d380dcde9a07",
"lessThan": "e33fa4a46ee2",
"status": "affected",
"versionType": "git"
},
{
"version": "d380dcde9a07",
"lessThan": "df86e2fe808c",
"status": "affected",
"versionType": "git"
},
{
"version": "d380dcde9a07",
"lessThan": "e629e7b525a1",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"kernel/trace/trace_events_hist.c"
],
"versions": [
{
"version": "5.6",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.6",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.4.176",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.10.96",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.15.19",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.16.5",
"lessThanOrEqual": "5.16.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.17",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]
git.kernel.org/stable/c/8a8878ebb596281f50fc0b9a6e1f23f0d7f154e8
git.kernel.org/stable/c/d71b06aa995007eafd247626d0669b9364c42ad7
git.kernel.org/stable/c/df86e2fe808c3536a9dba353cc2bebdfea00d0cf
git.kernel.org/stable/c/e33fa4a46ee22de88a700e2e3d033da8214a5175
git.kernel.org/stable/c/e629e7b525a179e29d53463d992bdee759c950fb