CVE-2026-43297: media: rockchip: rga: Fix possible ERR_PTR dereference in rga_buf_init()
In the Linux kernel, the following vulnerability has been resolved:
media: rockchip: rga: Fix possible ERRPTR dereference in rgabufinit()
rgagetframe() can return ERRPTR(-EINVAL) when buffer type is unsupported or invalid. rgabufinit() does not check the return value and unconditionally dereferences the pointer when accessing f->size.
Add proper ERRPTR checking and return the error to prevent dereferencing an invalid pointer.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
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ubuntu/linux-aws-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1060.63~22.04.1 - Upgrade
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ubuntu/linux-azure-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1063.71~22.04.1 - Upgrade
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ubuntu/linux-raspi-realtimeto a version that resolves this vulnerability.Fixed in 6.8.0-2049.50 - Upgrade
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ubuntu/linux-realtimeto a version that resolves this vulnerability.Fixed in 6.8.1-1055.56 - Upgrade
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ubuntu/linux-aws-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-1060.63+fips1 - Upgrade
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ubuntu/linux-azure-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-1062.69+fips1 - Upgrade
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ubuntu/linux-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-134.134+fips1 - Upgrade
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ubuntu/linux-gcp-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-1063.69+fips1 - Upgrade
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debian/linuxto a version that resolves this vulnerability.Fixed in 6.12.85-1 - Upgrade
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debian/linuxto a version that resolves this vulnerability.Fixed in 6.19.6-1 - Upgrade
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debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.116-1Fixed in 7.2.15-1Fixed in 7.3.4-1 - Compensating control
In media: rockchip: rga, update rga_buf_init() to check the return value from rga_get_frame(), return the error when it is ERR_PTR(-EINVAL), and avoid dereferencing f->size on an invalid pointer.
Event History
Frequently Asked Questions
What is the severity of CVE-2026-43297?
CVE-2026-43297 is classified as a medium severity vulnerability due to the potential for ERR_PTR dereference.
How do I fix CVE-2026-43297?
To fix CVE-2026-43297, update the Linux kernel to the latest stable version where the vulnerability has been addressed.
Which versions of the Linux kernel are affected by CVE-2026-43297?
CVE-2026-43297 affects specific versions of the Linux kernel that utilize the rockchip rga component.
What can happen if CVE-2026-43297 is exploited?
If exploited, CVE-2026-43297 may lead to crashes or undefined behavior due to dereferencing an invalid pointer.
Who is primarily affected by CVE-2026-43297?
Users running applications that utilize the media: rockchip rga functionality within the Linux kernel are primarily affected by CVE-2026-43297.