Summary
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystem:
- Netfilter;
(CVE-2024-26809, CVE-2024-26643, CVE-2024-26925, CVE-2024-26924)
Fixed packages 1
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu · 22.04 LTS 22.04:LTS | linux-lowlatency-hwe-6.5 | 6.5.0-42.42.1~22.04.1 |
Vulnerabilities 4
-
High 7.8
netfilter: nf_tables: mark set as dead when unbinding anonymous set with timeout
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: mark set as dead when unbinding anonymous set with timeout While the rhashtable set gc runs asynchronously, a race allows it to collect elements from anonymous sets with…
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High 7.8
netfilter: nft_set_pipapo: release elements in clone only from destroy path
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo: release elements in clone only from destroy path Clone already always provides a current view of the lookup table, use it to destroy the set, otherwise it is possib…
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High 7.8
netfilter: nft_set_pipapo: do not free live element
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo: do not free live element Pablo reports a crash with large batches of elements with a back-to-back add/remove pattern. Quoting Pablo: add_elem("00000000") timeout 10…
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High 7.8
netfilter: nf_tables: release mutex after nft_gc_seq_end from abort path
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: release mutex after nft_gc_seq_end from abort path The commit mutex should not be released during the critical section between nft_gc_seq_begin() and nft_gc_seq_end(), o…