In the Linux kernel, the following vulnerability has been resolved:
drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[]
[WHY & HOW]
num_valid_sets needs to be checked to avoid a negative index when
accessing reader_wm_sets[num_valid_sets - 1].
This fixes an OVERRUN issue reported by Coverity.
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c"
],
"versions": [
{
"version": "1da177e4c3f4",
"lessThan": "a72d49964095",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "7c47dd2e9234",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "c4a7f7c0062f",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "b36e9b3104c4",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "21f9cb44f8c6",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "6a4a08e45e61",
"status": "affected",
"versionType": "git"
},
{
"version": "1da177e4c3f4",
"lessThan": "b38a4815f79b",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c"
],
"versions": [
{
"version": "5.4.284",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.10.226",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.15.167",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.1.109",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.6.50",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.10.9",
"lessThanOrEqual": "6.10.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.11",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]
git.kernel.org/stable/c/21f9cb44f8c60bf6c26487d428b1a09ad3e8aebf
git.kernel.org/stable/c/6a4a08e45e614cfa7a56498cdfaeb7fae2f07fa0
git.kernel.org/stable/c/7c47dd2e92341f2989ab73dbed07f8894593ad7b
git.kernel.org/stable/c/a72d4996409569027b4609414a14a87679b12267
git.kernel.org/stable/c/b36e9b3104c4ba0f2f5dd083dcf6159cb316c996
git.kernel.org/stable/c/b38a4815f79b87efb196cd5121579fc51e29a7fb
git.kernel.org/stable/c/c4a7f7c0062fe2c73f70bb7e335199e25bd71492