[Security] some unpatched code is in your repo

[Crispy-fried-chicken]

Hi,
Our tool have found that this repo has remained some unfixed CVE. Some of there are as follows:

1. anon_vma_alloc function in the file trunk/linux-3.4.x/mm/rmap.c shares the similarity with the CVE-2022-42703, the fix is torvalds/linux@2555283
2. sl_tx_timeout function in the file trunk/linux-3.4.x/drivers/net/slip/slip.c shares the similarity with the CVE-2022-41858, the fix is torvalds/linux@ec4eb8a
3. increment_qlen, decrement_qlen functions in the file trunk/linux-3.4.x/net/sched/sch_sfb.c shares the similarity with the CVE-2022-3586, the fix is torvalds/linux@9efd23297cca
4. gru_handle_user_call_os functions in the file trunk/linux-3.4.x/drivers/misc/sgi-gru/grufault.c and gru_check_context_placement function in the file trunk/linux-3.4.x/drivers/misc/sgi-gru/grumain.c shares the similarity with the CVE-2022-3424, the fix is torvalds/linux@643a16a.
5. sink function in the file trunk/user/dropbear/dropbear-201X.XX/scp.c shares the similarity with the CVE-2020-36254, the fix is mkj/dropbear@8f8a3df
6. sunkbd_interrupt, sunkbd_enable and sunkbd_reinit functions in the file of trunk/linux-3.4.x/drivers/input/keyboard/sunkbd.c, shares the similarity with the CVE-2020-25669, the fix is torvalds/linux@77e70d3,
7. k_fn functions in the file of trunk/linux-3.4.x/drivers/tty/vt/keyboard.c, shares the similarity with the CVE-2020-25656, the fix is torvalds/linux@82e61c3
8. mwifiex_cmd_append_vsie_tlv functions in the file of trunk/linux-3.4.x/drivers/net/wireless/mwifiex/scan.c, shares the similarity with the CVE-2020-12653, the fix is torvalds/linux@b70261a
9. mptctl_readtest function and some other functions in the file of trunk/linux-3.4.x/drivers/message/fusion/mptctl.c, shares the similarity with the CVE-2020-12652, the fix is torvalds/linux@28d76df
10. cit_get_packet_size function and some other functions in the file of trunk/linux-3.4.x/drivers/media/video/gspca/xirlink_cit.c, shares the similarity with the CVE-2020-11668, the fix is torvalds/linux@a246b4d
11. stv06xx_isoc_init function and some other functions in the file of trunk/linux-3.4.x/drivers/media/video/gspca/stv06xx/stv06xx.c, shares the similarity with the CVE-2020-11609, the fix is torvalds/linux@485b06a
12. set_fdc function and some other functions in the file of trunk/linux-3.4.x/drivers/block/floppy.c, shares the similarity with the CVE-2020-9383, the fix is torvalds/linux@2e90ca6

We have preliminarily verified the correctness of the above list through static analysis. Would you can help to check if this bug is true? If it's true, please try to fix it, or I'd like to open a PR for that if necessary. Thank you for your effort and patience!