CVE-2022-2207

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2.

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2.

Vim is an advanced text editor that seeks to provide the power of the de-facto Unix editor 'Vi', with a more complete feature set. Vim is a highly configurable text editor built to enable efficient text editing. It is an improved version of the vi editor distributed with most UNIX systems.

Security Fix(es):

Buffer Over-read in function grab_file_name in GitHub repository vim/vim prior to 8.2.4956. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.(CVE-2022-1720)

NULL Pointer Dereference in GitHub repository vim/vim prior to 8.2.5163.(CVE-2022-2208)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2.(CVE-2022-2207)

Out-of-bounds Read in GitHub repository vim/vim prior to 8.2.(CVE-2022-2183)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.(CVE-2022-2284)

Integer Overflow or Wraparound in GitHub repository vim/vim prior to 9.0.(CVE-2022-2285)

Stack-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.(CVE-2022-2304)

Use After Free in GitHub repository vim/vim prior to 9.0.0046.(CVE-2022-2345)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0045.(CVE-2022-2344)

Use After Free in GitHub repository vim/vim prior to 8.2.(CVE-2022-2042)

Out-of-bounds Write in GitHub repository vim/vim prior to 8.2.(CVE-2022-2000)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2.

• SECURITY UPDATE: Heap-based buffer overflow in function utf_ptr2char
  • debian/patches/CVE-2022-2182.patch: When on line zero check the column is valid for line one in do_one_cmd function
  • CVE-2022-2182
• SECURITY UPDATE: Out-of-bounds read in function get_lisp_indent
  • debian/patches/CVE-2022-2183.patch: Add check to avoid going over the NUL at the end of the line in get_lisp_indent function
  • CVE-2022-2183
• SECURITY UPDATE: Heap-based buffer overflow in function ins_bs
  • debian/patches/CVE-2022-2207.patch: Check the cursor column is more than zero in ins_bs function
  • CVE-2022-2207
• SECURITY UPDATE: Out-of-bound write in function ml_append_int
  • debian/patches/CVE-2022-2210.patch: Use zero offset when change removes all lines in a diff block in diff_mark_adjust_tp function
  • CVE-2022-2210

• CVE-2022-2182: when on line zero check the column is valid for line one
• CVE-2022-2183: avoid going over the NUL at the end of the line
• CVE-2022-2207: check the cursor column is more than zero
• CVE-2022-2210: use zero offset when change removes all lines in a diff block.

• CVE-2022-2182: when on line zero check the column is valid for line one
• CVE-2022-2183: avoid going over the NUL at the end of the line
• CVE-2022-2207: check the cursor column is more than zero
• CVE-2022-2210: use zero offset when change removes all lines in a diff block.

• CVE-2021-3796: fix use-after-free in nv_replace by getting the line pointer again after ins_copychar may have released it
• CVE-2021-3973: fix heap buffer overflow in find_file_in_path_option by rejecting len == 0 inputs
• CVE-2022-0413: fix use-after-free in do_sub when the substitute string is a "=" expression by copying the string before eval
• CVE-2022-0943: fix heap overflow in spell_suggest when "z=" in Visual mode by clamping badlen to the remaining line length
• CVE-2022-1620: fix NULL pointer access by guarding both vim_regexec calls in fname_match and the second fname_match call in buflist_match against rmp->regprog becoming NULL after the AUTOMATIC_ENGINE fallback fails to recompile the pattern
• CVE-2022-1796: fix use-after-free in find_pattern_in_path by making a copy of the identifier pointer before the call
• CVE-2022-2207: fix read-before-start-of-line in ins_bs by requiring w_cursor.col > 0 in the whitespace back-step loop
• CVE-2022-3235: fix use-after-free in cmdline input-method handling by tracking the owning buffer and checking buf_valid
• CVE-2022-3296: fix buffer underflow in ex_finally by searching for a valid CSF_TRY frame before accessing cs_flags
• CVE-2023-46246: fix integer overflow in :history by clamping long values to INT_MAX before casting to int
• CVE-2023-48231: fix use-after-free in win_close by returning early when the window is no longer valid after BufLeave
• CVE-2023-48706: fix use-after-free in ex_substitute by always allocating sub and freeing it on every exit path
• CVE-2026-33412: fix command injection via newline in glob() by adding '\n' to the SHELL_SPECIAL escape set

• CVE-2022-2124: fix out-of-bounds read in current_quote() when searching for quotes goes over the end of the line (textobject.c, upstream patch 8.2.5120)
• CVE-2022-2126: fix invalid index use in suggest_trie_walk() when ts_fidx is zero (spellsuggest.c, upstream patch 8.2.5123)
• CVE-2022-2207: fix read before start of line with BS in Replace mode (edit.c, upstream patch 8.2.5162)
• CVE-2022-1720: fix read past end of line with "gf" in Visual block mode (normal.c, upstream patch 8.2.4956)
• CVE-2022-2042: fix uninitialized value and use-after-free in spell command (spell.c, upstream patch 8.2.5072)

• CVE-2022-2124: fix out-of-bounds read in current_quote() when searching for quotes goes over the end of the line (textobject.c, upstream patch 8.2.5120)
• CVE-2022-2126: fix invalid index use in suggest_trie_walk() when ts_fidx is zero (spellsuggest.c, upstream patch 8.2.5123)
• CVE-2022-2207: fix read before start of line with BS in Replace mode (edit.c, upstream patch 8.2.5162)
• CVE-2022-1720: fix read past end of line with "gf" in Visual block mode (normal.c, upstream patch 8.2.4956)
• CVE-2022-2042: fix uninitialized value and use-after-free in spell command (spell.c, upstream patch 8.2.5072)

Out-of-bounds Write in GitHub repository vim/vim prior to 8.2. (CVE-2022-2000, CVE-2022-2129, CVE-2022-2210)

Use After Free in GitHub repository vim/vim prior to 8.2. (CVE-2022-2042)

Buffer Over-read in GitHub repository vim/vim prior to 8.2. (CVE-2022-2124, CVE-2022-2175)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 8.2. (CVE-2022-2125, CVE-2022-2182, CVE-2022-2207)

Out-of-bounds Read in GitHub repository vim/vim prior to 8.2. (CVE-2022-2126, CVE-2022-2183, CVE-2022-2206)

NULL Pointer Dereference in GitHub repository vim/vim prior to 8.2.5163. (CVE-2022-2208)

NULL Pointer Dereference in GitHub repository vim/vim prior to 8.2. (CVE-2022-2231)

Out-of-bounds Read in GitHub repository vim/vim prior to 9.0. (CVE-2022-2257, CVE-2022-2286, CVE-2022-2287, CVE-2022-2288)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0. (CVE-2022-2264, CVE-2022-2284)

Integer Overflow or Wraparound in GitHub repository vim/vim prior to 9.0. (CVE-2022-2285)

Use After Free in GitHub repository vim/vim prior to 9.0. (CVE-2022-2289)

Stack-based Buffer Overflow in GitHub repository vim/vim prior to 9.0. (CVE-2022-2304)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0044. (CVE-2022-2343)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0045. (CVE-2022-2344)

Use After Free in GitHub repository vim/vim prior to 9.0.0046. (CVE-2022-2345)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0061. (CVE-2022-2522)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0101. (CVE-2022-2571)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0102. (CVE-2022-2580)

Out-of-bounds Read in GitHub repository vim/vim prior to 9.0.0104. (CVE-2022-2581)

Undefined Behavior for Input to API in GitHub repository vim/vim prior to 9.0.0100. (CVE-2022-2598)

Out-of-bounds Read in GitHub repository vim/vim prior to 9.0.0212. (CVE-2022-2816)

Use After Free in GitHub repository vim/vim prior to 9.0.0213. (CVE-2022-2817)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0211. (CVE-2022-2819)

Buffer Over-read in GitHub repository vim/vim prior to 9.0.0218. (CVE-2022-2845)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0220. (CVE-2022-2849)

Use After Free in GitHub repository vim/vim prior to 9.0.0221. (CVE-2022-2862)

NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.0224. (CVE-2022-2874)

Use After Free in GitHub repository vim/vim prior to 9.0.0225. (CVE-2022-2889)

NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.0240. (CVE-2022-2923)

Use After Free in GitHub repository vim/vim prior to 9.0.0246. (CVE-2022-2946)

NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.0259. (CVE-2022-2980)

Use After Free in GitHub repository vim/vim prior to 9.0.0260. (CVE-2022-2982)

Use After Free in GitHub repository vim/vim prior to 9.0.0286. (CVE-2022-3016)

Use After Free in GitHub repository vim/vim prior to 9.0.0322. (CVE-2022-3037)

Use After Free in GitHub repository vim/vim prior to 9.0.0360. (CVE-2022-3099)

Use After Free in GitHub repository vim/vim prior to 9.0.0389. (CVE-2022-3134)

Heap-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0483. (CVE-2022-3234)

Use After Free in GitHub repository vim/vim prior to 9.0.0490. (CVE-2022-3235)

Use After Free in GitHub repository vim/vim prior to 9.0.0530. (CVE-2022-3256)

NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.0552. (CVE-2022-3278)

Stack-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0577. (CVE-2022-3296)

Use After Free in GitHub repository vim/vim prior to 9.0.0579. (CVE-2022-3297)

Stack-based Buffer Overflow in GitHub repository vim/vim prior to 9.0.0598. (CVE-2022-3324)

Use After Free in GitHub repository vim/vim prior to 9.0.0614. (CVE-2022-3352)

Affected by this issue is the function qf_update_buffer of the file quickfix.c of the…

These are all security issues fixed in the gvim-9.0.0453-2.1 package on the GA media of openSUSE Tumbleweed.

This update for vim fixes the following issues:

Updated to version 9.0 with patch level 0313:

• CVE-2022-2183: Fixed out-of-bounds read through get_lisp_indent() (bsc#1200902).
• CVE-2022-2182: Fixed heap-based buffer overflow through parse_cmd_address() (bsc#1200903).
• CVE-2022-2175: Fixed buffer over-read through cmdline_insert_reg() (bsc#1200904).
• CVE-2022-2304: Fixed stack buffer overflow in spell_dump_compl() (bsc#1201249).
• CVE-2022-2343: Fixed heap-based buffer overflow in GitHub repository vim prior to 9.0.0044 (bsc#1201356).
• CVE-2022-2344: Fixed another heap-based buffer overflow vim prior to 9.0.0045 (bsc#1201359).
• CVE-2022-2345: Fixed use after free in GitHub repository vim prior to 9.0.0046. (bsc#1201363).
• CVE-2022-2819: Fixed heap-based Buffer Overflow in compile_lock_unlock() (bsc#1202414).
• CVE-2022-2874: Fixed NULL Pointer Dereference in generate_loadvar() (bsc#1202552).
• CVE-2022-1968: Fixed use after free in utf_ptr2char (bsc#1200270).
• CVE-2022-2124: Fixed out of bounds read in current_quote() (bsc#1200697).
• CVE-2022-2125: Fixed out of bounds read in get_lisp_indent() (bsc#1200698).
• CVE-2022-2126: Fixed out of bounds read in suggest_trie_walk() (bsc#1200700).
• CVE-2022-2129: Fixed out of bounds write in vim_regsub_both() (bsc#1200701).
• CVE-2022-1720: Fixed out of bounds read in grab_file_name() (bsc#1200732).
• CVE-2022-2264: Fixed out of bounds read in inc() (bsc#1201132).
• CVE-2022-2284: Fixed out of bounds read in utfc_ptr2len() (bsc#1201133).
• CVE-2022-2285: Fixed negative size passed to memmove() due to integer overflow (bsc#1201134).
• CVE-2022-2286: Fixed out of bounds read in ins_bytes() (bsc#1201135).
• CVE-2022-2287: Fixed out of bounds read in suggest_trie_walk() (bsc#1201136).
• CVE-2022-2231: Fixed null pointer dereference skipwhite() (bsc#1201150).
• CVE-2022-2210: Fixed out of bounds read in ml_append_int() (bsc#1201151).
• CVE-2022-2208: Fixed null pointer dereference in diff_check() (bsc#1201152).
• CVE-2022-2207: Fixed out of bounds read in ins_bs() (bsc#1201153).
• CVE-2022-2257: Fixed out of bounds read in msg_outtrans_special() (bsc#1201154).
• CVE-2022-2206: Fixed out of bounds read in msg_outtrans_attr() (bsc#1201155).
• CVE-2022-2522: Fixed out of bounds read via nested autocommand (bsc#1201863).
• CVE-2022-2571: Fixed heap-based buffer overflow related to ins_comp_get_next_word_or_line() (bsc#1202046).
• CVE-2022-2580: Fixed heap-based buffer overflow related to eval_string() (bsc#1202049).
• CVE-2022-2581: Fixed out-of-bounds read related to cstrchr() (bsc#1202050).
• CVE-2022-2598: Fixed undefined behavior for Input to API related to diff_mark_adjust_tp() and ex_diffgetput() (bsc#1202051).
• CVE-2022-2817: Fixed use after gree in f_assert_fails() (bsc#1202420).
• CVE-2022-2816: Fixed out-of-bounds Read in check_vim9_unlet() (bsc#1202421).
• CVE-2022-2862: Fixed use-after-free in compile_nested_function() (bsc#1202511).
• CVE-2022-2849: Fixed invalid memory access related to mb_ptr2len() (bsc#1202512).
• CVE-2022-2845: Fixed buffer Over-read related to display_dollar() (bsc#1202515).
• CVE-2022-2889: Fixed use-after-free in find_var_also_in_script() in evalvars.c (bsc#1202599).
• CVE-2022-2923: Fixed NULL pointer dereference in GitHub repository vim/vim prior to 9.0.0240 (bsc#1202687).
• CVE-2022-2946: Fixed use after free in function vim_vsnprintf_typval (bsc#1202689).
• CVE-2022-3016: Fixed use after free in vim prior to 9.0.0285 (bsc#1202862).

Bugfixes:

• Fixing vim error on startup (bsc#1200884).
• Fixing vim SUSE Linux Enterprise Server 15 SP4 Basesystem plugin-tlib issue (bsc#1201620).

This update for vim fixes the following issues:

Updated to version 9.0.0814:

• Fixing bsc#1192478 VUL-1: CVE-2021-3928: vim: vim is vulnerable to Stack-based Buffer Overflow
• Fixing bsc#1203508 VUL-0: CVE-2022-3234: vim: Heap-based Buffer Overflow prior to 9.0.0483.
• Fixing bsc#1203509 VUL-1: CVE-2022-3235: vim: Use After Free in GitHub prior to 9.0.0490.
• Fixing bsc#1203820 VUL-0: CVE-2022-3324: vim: Stack-based Buffer Overflow in prior to 9.0.0598.
• Fixing bsc#1204779 VUL-0: CVE-2022-3705: vim: use after free in function qf_update_buffer of the file quickfix.c
• Fixing bsc#1203152 VUL-1: CVE-2022-2982: vim: use after free in qf_fill_buffer()
• Fixing bsc#1203796 VUL-1: CVE-2022-3296: vim: stack out of bounds read in ex_finally() in ex_eval.c
• Fixing bsc#1203797 VUL-1: CVE-2022-3297: vim: use-after-free in process_next_cpt_value() at insexpand.c
• Fixing bsc#1203110 VUL-1: CVE-2022-3099: vim: Use After Free in ex_docmd.c
• Fixing bsc#1203194 VUL-1: CVE-2022-3134: vim: use after free in do_tag()
• Fixing bsc#1203272 VUL-1: CVE-2022-3153: vim: NULL Pointer Dereference in GitHub repository vim/vim prior to 9.0.0404.
• Fixing bsc#1203799 VUL-1: CVE-2022-3278: vim: NULL pointer dereference in eval_next_non_blank() in eval.c
• Fixing bsc#1203924 VUL-1: CVE-2022-3352: vim: vim: use after free
• Fixing bsc#1203155 VUL-1: CVE-2022-2980: vim: null pointer dereference in do_mouse()
• Fixing bsc#1202962 VUL-1: CVE-2022-3037: vim: Use After Free in vim prior to 9.0.0321
• Fixing bsc#1200884 Vim: Error on startup
• Fixing bsc#1200902 VUL-0: CVE-2022-2183: vim: Out-of-bounds Read through get_lisp_indent() Mon 13:32
• Fixing bsc#1200903 VUL-0: CVE-2022-2182: vim: Heap-based Buffer Overflow through parse_cmd_address() Tue 08:37
• Fixing bsc#1200904 VUL-0: CVE-2022-2175: vim: Buffer Over-read through cmdline_insert_reg() Tue 08:37
• Fixing bsc#1201249 VUL-0: CVE-2022-2304: vim: stack buffer overflow in spell_dump_compl()
• Fixing bsc#1201356 VUL-1: CVE-2022-2343: vim: Heap-based Buffer Overflow in GitHub repository vim prior to 9.0.0044
• Fixing bsc#1201359 VUL-1: CVE-2022-2344: vim: Another Heap-based Buffer Overflow vim prior to 9.0.0045
• Fixing bsc#1201363 VUL-1: CVE-2022-2345: vim: Use After Free in GitHub repository vim prior to 9.0.0046.
• Fixing bsc#1201620 vim: SLE-15-SP4-Full-x86_64-GM-Media1 and vim-plugin-tlib-1.27-bp154.2.18.noarch issue
• Fixing bsc#1202414 VUL-1: CVE-2022-2819: vim: Heap-based Buffer Overflow in compile_lock_unlock()
• Fixing bsc#1202552 VUL-1: CVE-2022-2874: vim: NULL Pointer Dereference in generate_loadvar()
• Fixing bsc#1200270 VUL-1: CVE-2022-1968: vim: use after free in utf_ptr2char
• Fixing bsc#1200697 VUL-1: CVE-2022-2124: vim: out of bounds read in current_quote()
• Fixing bsc#1200698 VUL-1: CVE-2022-2125: vim: out of bounds read in get_lisp_indent()
• Fixing bsc#1200700 VUL-1: CVE-2022-2126: vim: out of bounds read in suggest_trie_walk()
• Fixing bsc#1200701 VUL-1: CVE-2022-2129: vim: out of bounds write in vim_regsub_both()
• Fixing bsc#1200732 VUL-1: CVE-2022-1720: vim: out of bounds read in grab_file_name()
• Fixing bsc#1201132 VUL-1: CVE-2022-2264: vim: out of bounds read in inc()
• Fixing bsc#1201133 VUL-1: CVE-2022-2284: vim: out of bounds read in utfc_ptr2len()
• Fixing bsc#1201134 VUL-1: CVE-2022-2285: vim: negative size passed to memmove() due to integer overflow
• Fixing bsc#1201135 VUL-1: CVE-2022-2286: vim: out of bounds read in ins_bytes()
• Fixing bsc#1201136 VUL-1: CVE-2022-2287: vim: out of bounds read in suggest_trie_walk()
• Fixing bsc#1201150 VUL-1: CVE-2022-2231: vim: null pointer dereference skipwhite()
• Fixing bsc#1201151 VUL-1: CVE-2022-2210: vim: out of bounds read in ml_append_int()
• Fixing bsc#1201152 VUL-1: CVE-2022-2208: vim: null pointer dereference in diff_check()
• Fixing bsc#1201153 VUL-1: CVE-2022-2207: vim: out of bounds read in ins_bs()
• Fixing bsc#1201154 VUL-1:…

It was discovered that Vim incorrectly handled memory access. An attacker could potentially use this issue to cause the corruption of sensitive information, a crash, or arbitrary code execution.

It was discovered that Vim was incorrectly processing Vim buffers. An
attacker could possibly use this issue to perform illegal memory access and expose sensitive information. This issue only affected Ubuntu 20.04 LTS. (CVE-2021-4166)

It was discovered that Vim was using freed memory when dealing with regular expressions inside a visual selection. If a user were tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service, or possibly achieve code execution with user privileges. This issue only affected Ubuntu 14.04 ESM, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-4192)

It was discovered that Vim was incorrectly handling virtual column position operations, which could result in an out-of-bounds read. An attacker could possibly use this issue to expose sensitive information. This issue only affected Ubuntu 14.04 ESM, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-4193)

It was discovered that Vim was not properly performing bounds checks when updating windows present on a screen, which could result in a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2022-0213)

It was discovered that Vim was incorrectly performing read and write operations when in visual block mode, going beyond the end of a line and causing a heap buffer overflow. If a user were tricked into opening a specially crafted file, an attacker could crash the application, leading to a denial of service, or possibly achieve code execution with user privileges. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-0261, CVE-2022-0318)

It was discovered that Vim was incorrectly handling window exchanging operations when in Visual mode, which could result in an out-of-bounds read. An attacker could possibly use this issue to expose sensitive information. (CVE-2022-0319)

It was discovered that Vim was incorrectly handling recursion when parsing conditional expressions. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2022-0351)

It was discovered that Vim was not properly handling memory allocation when processing data in Ex mode, which could result in a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2022-0359)

It was discovered that Vim was not properly performing bounds checks when executing line operations in Visual mode, which could result in a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-0361, CVE-2022-0368)

It was discovered that Vim was not properly handling loop conditions when looking for spell suggestions, which could result in a stack buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2022-0408)

It was discovered that Vim was incorrectly handling memory access when executing buffer operations, which could result in the usage of freed memory. An attacker could possibly use this issue to execute arbitrary code. (CVE-2022-0443)

It was discovered that Vim was incorrectly processing Vim buffers. An attacker could possibly use this issue to perform illegal memory access and expose sensitive information. (CVE-2022-0554)

It was discovered that Vim was not properly performing bounds checks for column numbers when replacing tabs with spaces or spaces with tabs, which could cause a heap buffer overflow. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2022-0572)

It was discovered that Vim was incorrectly processing Vim buffers. An attacker could possibly use this issue to perform illegal memory access and expose sensitive information. This issue only affected…