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7.8 High

CVE-2024-27396 In the Linux kernel, the following vulnerability has been resolved: net: gtp: Fix Use-After-Free in gtp_dellink Since…

Description

In the Linux kernel, the following vulnerability has been resolved: net: gtp: Fix Use-After-Free in gtp_dellink Since call_rcu, which is called in the hlist_for_each_entry_rcu traversal of gtp_dellink, is not part of the RCU read critical section, it is possible that the RCU grace period will pass during the traversal and the key will be free. To prevent this, it should be changed to hlist_for_each_entry_safe.

Affected products and versions

Product Affected versions Fixed in
Linux 6.9 earliest → < 6.9 6.9
Linux 6.8 earliest → < 6.8.9 6.8.9
Linux 6.6 earliest → < 6.6.30 6.6.30
Linux 6.1 earliest → < 6.1.90 6.1.90
Linux 5.15 earliest → < 5.15.158 5.15.158
Linux 5.10 earliest → < 5.10.216 5.10.216
Linux 5.5 No fix stated
Linux 5.4 earliest → < 5.4.275 5.4.275
Linux 4.19 earliest → < 4.19.313 4.19.313
Show the 4 other branches
Product Affected versions Fixed in
RUGGEDCOM RST2428P 3.1 earliest → < 3.1 3.1
SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family Versions not published
SCALANCE XCM-/XRM-/XCH-/XRH-300 family 3.1 earliest → < 3.1 3.1
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem 1.1 earliest → < 1.1.1 1.1.1

References

Timeline

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