AI Score
Confidence
Low
EPSS
Percentile
13.0%
SSVC
Exploitation
none
Automatable
no
Technical Impact
partial
In the Linux kernel, the following vulnerability has been resolved:
ALSA: gus: fix null pointer dereference on pointer block
The pointer block return from snd_gf1_dma_next_block could be
null, so there is a potential null pointer dereference issue.
Fix this by adding a null check before dereference.
[
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "1da177e4c3f4",
"lessThan": "3e28e083dcdf",
"versionType": "git"
},
{
"status": "affected",
"version": "1da177e4c3f4",
"lessThan": "cb09c760c201",
"versionType": "git"
},
{
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},
{
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"versionType": "git"
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{
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{
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{
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},
{
"status": "affected",
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"lessThan": "a0d21bb32794",
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}
],
"programFiles": [
"sound/isa/gus/gus_dma.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "unaffected",
"version": "4.4.293",
"versionType": "custom",
"lessThanOrEqual": "4.4.*"
},
{
"status": "unaffected",
"version": "4.9.291",
"versionType": "custom",
"lessThanOrEqual": "4.9.*"
},
{
"status": "unaffected",
"version": "4.14.256",
"versionType": "custom",
"lessThanOrEqual": "4.14.*"
},
{
"status": "unaffected",
"version": "4.19.218",
"versionType": "custom",
"lessThanOrEqual": "4.19.*"
},
{
"status": "unaffected",
"version": "5.4.162",
"versionType": "custom",
"lessThanOrEqual": "5.4.*"
},
{
"status": "unaffected",
"version": "5.10.82",
"versionType": "custom",
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},
{
"status": "unaffected",
"version": "5.15.5",
"versionType": "custom",
"lessThanOrEqual": "5.15.*"
},
{
"status": "unaffected",
"version": "5.16",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"sound/isa/gus/gus_dma.c"
],
"defaultStatus": "affected"
}
]
git.kernel.org/stable/c/16721797dcef2c7c030ffe73a07f39a65f9323c3
git.kernel.org/stable/c/1ac6cd87d8ddd36c43620f82c4d65b058f725f0f
git.kernel.org/stable/c/3e28e083dcdf03a18a083f8a47b6bb6b1604b5be
git.kernel.org/stable/c/542fa721594a02d2aee0370a764d306ef48d030c
git.kernel.org/stable/c/a0d21bb3279476c777434c40d969ea88ca64f9aa
git.kernel.org/stable/c/ab4c1ebc40f699f48346f634d7b72b9c5193f315
git.kernel.org/stable/c/c6d2cefdd05c4810c416fb8d384b5c377bd977bc
git.kernel.org/stable/c/cb09c760c201f82df83babc92a5ffea0a01807fc