In the Linux kernel, the following vulnerability has been resolved:
media: atomisp: ssh_css: Fix a null-pointer dereference in load_video_binaries
The allocation failure of mycs->yuv_scaler_binary in load_video_binaries()
is followed with a dereference of mycs->yuv_scaler_binary after the
following call chain:
sh_css_pipe_load_binaries()
|-> load_video_binaries(mycs->yuv_scaler_binary == NULL)
|
|-> sh_css_pipe_unload_binaries()
|-> unload_video_binaries()
In unload_video_binaries(), it calls to ia_css_binary_unload with argument
&pipe->pipe_settings.video.yuv_scaler_binary[i], which refers to the
same memory slot as mycs->yuv_scaler_binary. Thus, a null-pointer
dereference is triggered.
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/staging/media/atomisp/pci/sh_css.c"
],
"versions": [
{
"version": "a49d25364dfb",
"lessThan": "4b68b861b514",
"status": "affected",
"versionType": "git"
},
{
"version": "a49d25364dfb",
"lessThan": "82c2c85aead3",
"status": "affected",
"versionType": "git"
},
{
"version": "a49d25364dfb",
"lessThan": "a1ab99dcc860",
"status": "affected",
"versionType": "git"
},
{
"version": "a49d25364dfb",
"lessThan": "cc20c87b04db",
"status": "affected",
"versionType": "git"
},
{
"version": "a49d25364dfb",
"lessThan": "69b27ff82f87",
"status": "affected",
"versionType": "git"
},
{
"version": "a49d25364dfb",
"lessThan": "6482c433863b",
"status": "affected",
"versionType": "git"
},
{
"version": "a49d25364dfb",
"lessThan": "3b621e9e9e14",
"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/staging/media/atomisp/pci/sh_css.c"
],
"versions": [
{
"version": "4.12",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.12",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.10.219",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "5.15.161",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.1.93",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.6.33",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.8.12",
"lessThanOrEqual": "6.8.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.9.3",
"lessThanOrEqual": "6.9.*",
"status": "unaffected",
"versionType": "custom"
},
{
"version": "6.10",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]
git.kernel.org/stable/c/3b621e9e9e148c0928ab109ac3d4b81487469acb
git.kernel.org/stable/c/4b68b861b514a5c09220d622ac3784c0ebac6c80
git.kernel.org/stable/c/6482c433863b257b0b9b687c28ce80b89d5f89f0
git.kernel.org/stable/c/69b27ff82f87379afeaaea4b2f339032fdd8486e
git.kernel.org/stable/c/82c2c85aead3ea3cbceef4be077cf459c5df2272
git.kernel.org/stable/c/a1ab99dcc8604afe7e3bccb01b10da03bdd7ea35
git.kernel.org/stable/c/cc20c87b04db86c8e3e810bcdca686b406206069