CVE catalog

CVE-2022-49728

linux: CVE-2022-49728

Severity: Medium · CVSS 6.6CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L
Published: Jan 1, 2022, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 0.29% · Oct 25, 2026

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix signed integer overflow in __ip6_append_data Resurrect ubsan overflow checks and ubsan report this warning, fix it by change the variable [length] type to size_t. UBSAN: signed-integer-overflow in net/ipv6/ip6_output.c:1489:19 2147479552 + 8567 cannot be represented in type 'int' CPU: 0 PID: 253 Comm: err Not tainted 5.16.0+ #1 Hardware name: linux,dummy-virt (DT) Call trace: dump_backtrace+0x214/0x230 show_stack+0x30/0x78 dump_stack_lvl+0xf8/0x118 dump_stack+0x18/0x30 ubsan_epilogue+0x18/0x60 handle_overflow+0xd0/0xf0 __ubsan_handle_add_overflow+0x34/0x44 __ip6_append_data.isra.48+0x1598/0x1688 ip6_append_data+0x128/0x260 udpv6_sendmsg+0x680/0xdd0 inet6_sendmsg+0x54/0x90 sock_sendmsg+0x70/0x88 ____sys_sendmsg+0xe8/0x368 ___sys_sendmsg+0x98/0xe0 __sys_sendmmsg+0xf4/0x3b8 __arm64_sys_sendmmsg+0x34/0x48 invoke_syscall+0x64/0x160 el0_svc_common.constprop.4+0x124/0x300 do_el0_svc+0x44/0xc8 el0_svc+0x3c/0x1e8 el0t_64_sync_handler+0x88/0xb0 el0t_64_sync+0x16c/0x170 Changes since v1: -Change the variable [length] type to unsigned, as Eric Dumazet suggested. Changes since v2: -Don't change exthdrlen type in ip6_make_skb, as Paolo Abeni suggested. Changes since v3: -Don't change ulen type in udpv6_sendmsg and l2tp_ip6_sendmsg, as Jakub Kicinski suggested.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	linux	sid	`7.2.12-1`	fixed
Debian	linux	forky	`7.2.12-1`	fixed
Debian	linux	trixie	`6.12.107-1`	fixed
Debian	linux	trixie-security	`6.12.113-1`	fixed
Debian	linux	bookworm	`6.1.176-1`	fixed
Debian	linux	bookworm-security	`6.1.190-1`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	linux	source	sid	`5.18.14-1`	not yet assigned	Not reported	Not reported
Debian	linux	source	forky	`5.18.14-1`	not yet assigned	Not reported	Not reported
Debian	linux	source	trixie	`5.18.14-1`	not yet assigned	Not reported	Not reported
Debian	linux	source	bookworm	`5.18.14-1`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[bpftool]Unknown
Source package: [linux]
Details (6)
- 7.1.0+6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 7.1.0+6.1.176-1 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 7.5.0+6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 7.5.0+6.12.95-1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 7.1.0+6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 7.1.0+6.1.180-1 · arm64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[hyperv-daemons]Unknown
Source package: [linux]
Details (6)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · arm64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[intel-sdsi]Unknown
Source package: [linux]
Details (1)
- 6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[libcpupower1]Unknown
Source package: [linux]
Details (6)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · arm64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[libcpupower-dev]Unknown
Source package: [linux]
Details (6)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · arm64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-bpf-dev]Unknown
Source package: [linux]
Details (2)
- 6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-compiler-gcc-12-x86]Unknown
Source package: [linux]
Details (2)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-config-6.1]Unknown
Source package: [linux]
Details (4)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · arm64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-cpupower]Unknown
Source package: [linux]
Details (6)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · amd64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · arm64 · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-doc]Unknown
Source package: [linux]
Details (32)
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.43-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.43-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.57-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.57-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.63-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.63-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.69-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.69-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.73-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.73-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.74-2~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.74-2~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.85-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.85-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.86-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.86-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.88-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.88-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.90-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.90-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.90-2~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.90-2~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.94-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.94-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.12.95-1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · all · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · all · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-doc-6.1]Unknown
Source package: [linux]
Details (6)
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.176-1 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · all · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.180-1 · all · bookworm-security
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-amd64]Unknown
Source package: [linux]
Details (1)
- 6.1.170-3 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-arm64]Unknown
Source package: [linux]
Details (1)
- 6.1.170-3 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-cloud-amd64]Unknown
Source package: [linux]
Details (1)
- 6.1.170-3 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-cloud-arm64]Unknown
Source package: [linux]
Details (1)
- 6.1.170-3 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-common]Unknown
Source package: [linux]
Details (2)
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-common-rt]Unknown
Source package: [linux]
Details (2)
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
- 6.1.170-3 · all · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-rt-amd64]Unknown
Source package: [linux]
Details (1)
- 6.1.170-3 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-47-rt-arm64]Unknown
Source package: [linux]
Details (1)
- 6.1.170-3 · arm64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm
[linux-headers-6.1.0-50-amd64]Unknown
Source package: [linux]
Details (1)
- 6.1.176-1 · amd64 · bookworm
  Fixed · Fixed: 5.18.14-1
  dsa · linux · debian · bookworm

Next results

Observed: Oct 26, 2026, 10:51:05 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]