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Type: Bug
Resolution: Fixed
Priority: P4
Fix Version/s: 23
Affects Version/s: 21.0.4, 22.0.2
Component/s: hotspot
Labels:

Subcomponent:
runtime
Resolved In Build:
b18

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8332367	22.0.2	Severin Gehwolf	P4	Resolved	Fixed	b07
JDK-8330246	21.0.4	Severin Gehwolf	P4	Resolved	Fixed	b01

Instead of checking for walker pointing at NUL byte we check for walker being nullptr, which will never be the case. In practice, this means that walker can read out of bounds until the wrong major/minor version is registered or a SIGSEGV occurs.

backported by

JDK-8330246 Buffer overflow in os::Linux::kernel_version

Resolved

JDK-8332367 Buffer overflow in os::Linux::kernel_version

Resolved

relates to

JDK-8321075 RISC-V: UseSystemMemoryBarrier lacking proper OS support

Resolved

links to

Commit openjdk/jdk21u-dev/f5c0d782

Commit openjdk/jdk22u/f5ce46f2

Commit openjdk/jdk/279ed0dd

Review openjdk/jdk21u-dev/498

Review openjdk/jdk22u/141

Review openjdk/jdk/18697

(4 links to)

Assignee:: Johan Sjölen

Reporter:: Johan Sjölen

Votes:: 0 Vote for this issue

Watchers:: 5 Start watching this issue

Created:: 2024-04-09 06:39

Updated:: 2024-06-27 23:22

Resolved:: 2024-04-10 08:17

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