linux: In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route w...
CVE-2022-48999 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-48999, released October 21, 2024. It is not reported as exploited. Patch Radar priority: High.
In the Linux kernel, the following vulnerability has been resolved: ipv4: Handle attempt to delete multipath route when fib_info contains an nh reference Gwangun Jung reported a slab-out-of-bounds access in fib_nh_match: fib_nh_match+0xf98/0x1130 linux-6.0-rc7/net/ipv4/fib_semantics.c:961 fib_table_delete+0x5f3/0xa40 linux-6.0-rc7/net/ipv4/fib_trie.c:1753 inet_rtm_delroute+0x2b3/0x380 linux-6.0-rc7/net/ipv4/fib_frontend.c:874 Separate nexthop objects are mutually exclusive with the legacy multipath spec. Fix fib_nh_match to return if the config for the to be deleted route contains a multipath spec while the fib_info is using a nexthop object.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 6.0.12-1 | DEBIAN-CVE-2022-48999 | Oct 21, 2024 |
| linux · Debian 13.5 (trixie) | 6.0.12-1 | DEBIAN-CVE-2022-48999 | Oct 21, 2024 |
| linux · Debian 14 | 6.0.12-1 | DEBIAN-CVE-2022-48999 | Oct 21, 2024 |
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